Please help me. I tried it on my own and with live lessons but i just don’t understand how to do it. I need the answers for 1,2, and 3 and all the calculations. Answering and also explaining how you solved it will help me out so much, thank you.
Answers
1. Net income after deductions: $1,880.00 - $487.48 = $1,392.52. 2. your total realized income for that month would be $2,574.00. 3. the total income for the second month would be $2,574.00 + $822.50 = $3,396.50.
Describe income ?Income refers to the money earned or received by an individual or an entity in exchange for goods or services provided or as compensation for work done. It can come from various sources such as employment, investments, rental properties, or business activities. Income is often used to pay for expenses, such as bills, food, housing, transportation, and other necessities. It is also commonly saved or invested to build wealth and achieve long-term financial goals.
1. Assuming a month has 4 weeks, your total realized income for one month would be:
40 hours/week x $11.75/hour x 4 weeks = $1,880.00
Your fixed expenses for one month would be:
Rent: $657.00
Telephone: $56.34
Groceries: $56.00 x 4 = $224.00
Clothing: $106.00
Water & Electric: $98.87
Total fixed expenses: $1,142.21
Your discretionary expenses for one month would be:
Weekly Dinner & Movie: $40.00 x 4 = $160.00
Total discretionary expenses: $160.00
Therefore, your total expenses for one month would be:
Fixed expenses + discretionary expenses = $1,142.21 + $160.00 = $1,302.21
To calculate your net income after deductions, we need to first calculate the amount of deductions:
FICA: 7.65% of $1,880.00 = $143.88
Federal tax withholding: 10.75% of $1,880.00 = $202.60
State tax withholding: 7.5% of $1,880.00 = $141.00
Total deductions: $487.48
Net income after deductions: $1,880.00 - $487.48 = $1,392.52
2. If you work 20 hours of overtime the next month and are paid 1.5 times your regular rate, your total realized income for that month would be:
(40 hours x $11.75/hour x 4 weeks) + (20 hours x $11.75/hour x 1.5 x 4 weeks) = $2,574.00
Your fixed expenses would remain the same, but your discretionary expenses may increase due to the additional income.
3. If you eliminated your discretionary expenses of $160.00 per month, you could put that amount towards savings each month. This would increase your savings by $1,920.00 per year.
To calculate the income for the first 40 hours of work, we simply multiply the hourly rate by the number of hours worked:
40 hours x $11.75/hour = $470.00
To calculate the income for the additional 20 hours of overtime at 1.5 times the regular rate, we first calculate the regular rate for the overtime hours (40 hours x $11.75/hour = $470.00), and then add 1.5 times that amount to the total:
40 hours x $11.75/hour = $470.00
20 hours x ($11.75/hour x 1.5) = $352.50
Total overtime pay = $470.00 + $352.50 = $822.50
Therefore, the total income for the second month would be $2,574.00 + $822.50 = $3,396.50.
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Related Questions
A family has a large sand castle mold in the shape of a swuare puramid the distance from the ase to the apex the mold is 5feet and one of the edges of the base of the mold is 3 feet. How much sand does the family need to fill the mold completlt
Answers
The family needs 15 cubic feet of sand to fill the mold completely.
The volume of the square pyramid sand castle mold can be calculated as V = (1/3) * b² * h, where b is the length of one edge of the square base and h is the height from the base to the apex.
In this case, b = 3 feet and h = 5 feet.
Plugging these values into the formula, we get:
V = (1/3) * 3² * 5
V = 15 cubic feet
Therefore, the family needs 15 cubic feet of sand to fill the mold completely.
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Pls help me ill give 20 points
Answers
Answer:
62.85 units
Step-by-step explanation:
s= rΘ
s= 4*5π/3= 20π/3
the perimeter= 20π/3*3
= 20π
= 20*22/7
= 440/7=62.85
What is the equation of p? A. p(x)= x(x - 3)(2x + 7)^2 B. p(x) x^2(x - 3)(2x + 7) C. p(x) = x(x - 3)^2(2x + 7)^2 D. p(x)= x(x - 3)^2(2x + 7)
Answers
Answer:
I believe it's C.
Step-by-step explanation:
The correct equation of p is C. p(x) = x(x - 3)^2(2x + 7)^2. This is because the given polynomial has a zero of multiplicity 2 at x = 3, a zero of multiplicity 1 at x = 0, and a zero of multiplicity 2 at x = -7/2. Therefore, the equation of the polynomial can be written as p(x) = k(x - 3)^2(x)(2x + 7)^2, where k is some constant. Since the leading coefficient of the polynomial is 1, k = 1. Thus, we get the equation p(x) = x(x - 3)^2(2x + 7)^2.
It is option C and not A, B, or D because:
Option A, p(x)= x(x - 3)(2x + 7)^2, has only one factor of (x - 3), but the given polynomial has a factor of (x - 3) squared.
Option B, p(x) x^2(x - 3)(2x + 7), has an extra factor of x^2 that is not present in the given polynomial.
Option D, p(x)= x(x - 3)^2(2x + 7), is very close to the correct answer, but it is missing the factor of (x) that is present in the given polynomial.
Thus, the correct equation of p is C, p(x) = x(x - 3)^2(2x + 7)^2, which includes all the necessary factors and satisfies the given conditions.
Hope this helps you! I'm sorry if it doesn't. If you need more help, ask me! :]
Suppose that car accidents along a stretch of road occurs independently and are described by the Poisson distribution at a rate of 0.1 per hour. Furthermore, the number of motorcycle accidents along the same stretch of road also occurs independently and are described by the Poisson distribution at a rate of 0.05 per hour. What is the probability that there will be at most one accident in the next 2 hours?
Answers
The probability of at most one accident in the next 2 hours is 82.15%.
Let X be the number of car accidents in the next 2 hours, and Y be the number of motorcycle accidents in the next 2 hours. Both X and Y follow Poisson distributions, with rates of λX = 0.12 = 0.2 and λY = 0.052 = 0.1, respectively.
To find the probability that there will be at most one accident (either car or motorcycle) in the next 2 hours, we need to find the probability of the events {X + Y = 0} and {X + Y = 1}:
P(X + Y ≤ 1) = P(X + Y = 0) + P(X + Y = 1)
To find these probabilities, we can use the joint Poisson distribution of X and Y:
P(X = i, Y = j) = e^-(λX+λY) * (λXᵃ /a!) * (λYᵇ / b!)
where a and b are non-negative integers.
For X + Y = 0, we have:
P(X + Y = 0) = P(X = 0, Y = 0) = e⁻⁽⁰ ²⁺⁰ ¹⁾ * (0.2⁰ / 0!) * (0.1⁰ / 0!) = e⁻⁰ ³ ≈ 0.7412
For X + Y = 1, we have:
P(X + Y = 1) = P(X = 0, Y = 1) + P(X = 1, Y = 0) = e⁻⁽⁰ ²⁺⁰ ¹⁾ * (0.2⁰/ 0!) * (0.1¹/ 1!) + e⁻⁽⁰ ²⁺⁰ ¹⁾ * (0.2¹/ 1!) * (0.1⁰ / 0!) = 20.20.1*e⁻ ⁰ ³ ≈ 0.0803
Therefore, the probability of there being at most one accident (either car or motorcycle) in the next 2 hours is:
P(X + Y ≤ 1) ≈ 0.7412 + 0.0803 ≈ 0.8215
So the probability of there being at most one accident in the next 2 hours is about 82.15%.
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0.67032
The given data is that car accidents and motorcycle accidents on a stretch of road occur independently and are described by the Poisson distribution at a rate of 0.1 and 0.05 per hour respectively. It is required to find the probability that there will be at most one accident in the next 2 hours.The number of car accidents along the stretch of the road in the next 2 hours is a Poisson distribution with a mean of 0.1 x 2 = 0.2. Similarly, the number of motorcycle accidents in the next 2 hours is a Poisson distribution with a mean of 0.05 x 2 = 0.1.The probability that there will be at most one accident in the next 2 hours is:P(at most one accident in the next 2 hours)=P(no accident in the next 2 hours)+P(one accident in the next 2 hours)= e^(-0.2) (0.2)^0 / 0! + e^(-0.2) (0.2)^1 / 1! + e^(-0.1) (0.1)^0 / 0! + e^(-0.1) (0.1)^1 / 1!= 0.67032Therefore, the probability that there will be at most one accident in the next 2 hours is 0.67032.
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19.
A quadrilateral
B trapezoid
rectangle
parallelogram
Answers
The shape shοwn is a a parallelοgram as twο sides are parallel and οppοsite angles are same. Thus, οptiοn D is cοrrect.
What is parallelοgram?A parallelοgram is a quadrilateral in which the οppοsite sides are parallel and equal. Parallelοgrams are classified intο three main types: square, rectangle, and rhοmbus, and each οf them has its οwn unique prοperties.
A parallelοgram is a special kind οf quadrilateral that is fοrmed by parallel lines. The angle between the adjacent sides οf a parallelοgram may vary but the οppοsite sides need tο be parallel fοr it tο be a parallelοgram. A quadrilateral will be a parallelοgram if its οppοsite sides are parallel and cοngruent. Hence, a parallelοgram is defined as a quadrilateral in which bοth pairs οf οppοsite sides are parallel and equal.
Given that:
One οf the twο οppοsite sides are equal
The οther twο sides are parallel
These are the traits οf a parallelοgram.
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Complete question:
What type of shape is show below:
Rewrite 10 + 12 using the GCF and factoring
Answers
Answer:
a)
=2×5+2×6
=10+12
=22
Ans. GCF (10, 12) = 2
thankyou for the RIGHT answer
Answers
Answer: ty
Step-by-step explanation:
Brainliest pls:)
Solve the following differential equation by variation of parameters. Fully evaluate all integrals. y" + 25 y = sec(5x). Find the most general solution to the associated homogeneous differential equation. Use c_1 and c_2 in your answer to denote arbitrary constants, and enter them as c1 and c2. y_h = c1cos(5x) + c2sin(5x) Find a particular solution to the nonhomogeneous differential equation y" + 25 y = sec(5x). y_p = 1/25(- cos(ln(sec5x))) + 5xsin(5x) Find the most general solution to the original nonhomogeneous differential equation. Use c_1 and c_2 in your answer to denote arbitrary constants. y =
Answers
The general solution is given by: y = c1cos(5x) + c2sin(5x) + 1/25(- cos(ln(sec5x))) + 5xsin(5x)
The most general solution to the original nonhomogeneous differential equation can be found by adding the homogeneous solution and the particular solution together. That is,
y = y_h + y_p
= c1cos(5x) + c2sin(5x) + 1/25(- cos(ln(sec5x))) + 5xsin(5x)
This is the most general solution to the original nonhomogeneous differential equation. We can use the arbitrary constants c1 and c2 to find specific solutions for different initial conditions. The general solution is given by:
y = c1cos(5x) + c2sin(5x) + 1/25(- cos(ln(sec5x))) + 5xsin(5x)
This is the final answer. Note that we have used the terms "general solution" and "arbitrary constants" in our answer, as instructed.
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A circular drum has a radius of 4.2m and a height of 3.5m. How many full
bags of wheat can be emptied if the space required for one wheat bag is
5.39m³.
Answers
he volume of the drum can be calculated as follows:
Volume of drum = πr²h
= π(4.2m)²(3.5m)
≈ 246.33 m³
To find out how many full bags of wheat can be emptied into the drum, we need to divide the volume of the drum by the volume of one wheat bag:
Number of full bags of wheat = Volume of drum ÷ Volume of one bag
= 246.33 m³ ÷ 5.39 m³
≈ 45.72
Therefore, the circular drum can hold approximately 45 full bags of wheat.
Answer: 45 Full of bags.
Step-by-step explanation:
The volume of the drum can be calculated using the formula for the volume of a cylinder: V = πr^2h, where r is the radius and h is the height.
V = π(4.2m)^2(3.5m)
V ≈ 246.73 m³
To find out how many bags of wheat can be emptied into the drum, we need to divide the volume of the drum by the space required for one bag:
246.73 m³ ÷ 5.39 m³/bag ≈ 45.81 bags
Since we can't have a fraction of a bag, we need to round down to the nearest whole number:
Number of bags = 45
Therefore, 45 full bags of wheat can be emptied into the drum.
A scale model of a building has a scale of 3 : 74
The height of the real building is 21 m.
Find the height of the scale model.
Give your answer in cm to 2 dp. need this ASAP
Answers
Answer:
0.85 m
Step-by-step explanation:
Model dimension : Real dimension
3 : 74
x : 21
[tex] \frac{21}{74} = \frac{x}{3} \\ x = 3 \times \frac{21}{74} \\ = \frac{63}{74} \\ = 0.851...[/tex]
Answer:
85.54 cm
Step-by-step explanation:
To find the height of the scale model, we need to use the scale ratio given: 3 : 74. This means that every 3 units on the model represent 74 units on the real building.
First, we need to determine the ratio of the heights. Let x be the height of the scale model. Then:
3 / 74 = x / 21
Solving for x, we get:
x = 21 * 3 / 74
x = 0.8554 m
To convert this to centimeters, we multiply by 100:
x = 85.54 cm
Therefore, the height of the scale model is 85.54 cm to 2 decimal places.
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You want to determine the savings for using a battery that can be recharged. The battery costs 16 dollars. You save 14 dollars each time you recharge the battery. Represent the cost of the rechargeable battery as a negative number and savings as a positive number
Answers
The charged battery costs 16 dollars, which is denoted as -16. (negative number). The cost for the savings for using a battery that can be recharged is +14(positive number).
A battery is an electrical energy storage instrument made up of one or more electrochemical cells connected to the outside world. The cathode and anode of a battery are the positive and negative terminals, respectively, when the battery is supplying electricity. The battery costs 16 dollars. You save 14 dollars each time you recharge the battery. The cost of the rechargeable battery as a negative number is -16.The savings for using a battery that can be recharged is +14
The charged battery costs 16 dollars, which is denoted as -16. (negative number). Each refresh saves 14 dollars, which is symbolised as +14. (positive number). The charged battery costs 16 dollars, which is denoted as -16. (negative number). The cost for the savings for using a battery that can be recharged is +14(positive number).
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A villager has a garden, as shown in the diagram (not to scale). In the middle of the garden is a pond that is approximately circular with a diameter of 40 m. The villager wishes to fertilise the garden. The recommended rate of application of the fertiliser is 25 g/m². How much fertiliser will be needed? (Round your answer appropriately, stating the units used.)
Answers
The amount of fertilizer needed for the garden is 508600 grams.
How to find the how much fertilizer needed to apply in the garden?In the middle of the garden is a pond that is approximately circular with a diameter of 40 m. Therefore, the fertilizer will not be applied in the pond area.
The villagers will only apply the fertilizer in the garden area. The recommended rate of application of the fertiliser is 25 g/m².
Therefore, let's find the fertilizer required for the garden.
area of the garden to be fertilized = area of trapezium - area of a circle
area of the garden to be fertilized = 1 / 2 (a + b)h - πr²
area of the garden to be fertilized = 1 / 2 (124 + 196)135 - 3.14(20)²
area of the garden to be fertilized = 1 / 2 (320)(135) - 1256
area of the garden to be fertilized = 43200 / 2 - 1256
area of the garden to be fertilized = 21600 - 1256
area of the garden to be fertilized = 20344 m²
Therefore,
1 m² = 25 grams
20344 m² = ?
Hence,
amount of fertiliser needed = 20344 × 25 = 508600 grams
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How much larger is a circular pan with a 16 inches diameter than a squarebpan with sides measuring 16 inches
I WILL BRAINLIEST THE BEST ANSWER
Answers
The circular pan with a 16 inch diameter is 55.94 square inches (256-201.06) larger than the square pan with sides measuring 16 inches.
The area of a circle is given by the formula A=πr2, where r is the radius of the circle. The radius of a circle with a 16 inch diameter is 8 inches. Therefore, the area of this circle is A=π*82=201.06 square inches.
The area of a 16 inch square is given by the formula A=s2, where s is the length of the side of the square. The area of this square is A=162=256 square inches.
Therefore, the circular pan with a 16 inch diameter is 55.94 square inches (256-201.06) larger than the square pan with sides measuring 16 inches.
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PLEAASE HELP ME NEED IT RN
Answers
The Sun is approximately 9.2661 x 10^7 miles farther than the Moon from Earth.
How to solveThe distance between the Sun and the Earth is approximately 9.29 x 10^7 miles, and the distance between the Moon and the Earth is approximately 2.389 x 10^5 miles.
To find how much farther the Sun is from the Earth than the Moon, we can subtract the distance between the Moon and the Earth from the distance between the Sun and the Earth:
9.29 x 10^7 miles - 2.389 x 10^5 miles = 9.2661 x 10^7 miles
Therefore, the Sun is approximately 9.2661 x 10^7 miles farther than the Moon from Earth.
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An amusement park has 8 water slides and 26 other attractions.
What is the probability that a randomly selected attraction at this amusement park will be
a water slide?
Write your answer as a fraction or whole number.
P(water slide)
Answers
Answer:
The answer is 4/17
Step-by-step explanation:
a hospital director is told that 32% 32 % of the treated patients are uninsured. the director wants to test the claim that the percentage of uninsured patients is under the expected percentage. a sample of 160 160 patients found that 40 40 were uninsured. find the value of the test statistic. round your answer to two decimal places.
Answers
The value of the test statistic is -1.75.
To test the claim that the percentage of uninsured patients is under the expected percentage of 32%, we can use a one-sample z-test. The null hypothesis is that the true percentage of uninsured patients is equal to 32%, while the alternative hypothesis is that the true percentage is less than 32%.
Using the sample data, we can calculate the sample proportion of uninsured patients as 40/160 = 0.25. We can then calculate the standard error of the sample proportion as sqrt[(0.32 x 0.68)/160] = 0.0385.
The test statistic can be calculated as (0.25 - 0.32)/0.0385 = -1.75.
To find the p-value associated with this test statistic, we can use a standard normal distribution table or a calculator to find the probability of a z-score less than -1.75. The p-value is approximately 0.04.
Since the p-value is less than the typical significance level of 0.05, we reject the null hypothesis and conclude that there is evidence to support the claim that the percentage of uninsured patients is under the expected percentage of 32%.
Therefore, the correct answer is -1.75, which is the calculated value of the test statistic.
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Determine the equation of the circle with center (7, -7) containing the point (11, -3).
Answers
We can say that after answering the offered question As a result, the equation for the circle with centre (7, -7) and point (11, -3) i[tex](x - 7)2 + (y + 7)2 = 32.[/tex]
What is equation?An equation is a mathematical statement that proves the equality of two expressions connected by an equal sign '='. For instance, 2x – 5 = 13. Expressions include 2x-5 and 13. '=' is the character that links the two expressions. A mathematical formula that has two algebraic expressions on either side of an equal sign (=) is known as an equation. It depicts the equivalency relationship between the left and right formulas. L.H.S. = R.H.S. (left side = right side) in any formula.
Determine the radius:
The radius of the circle is the distance between the circle's centre (7, -7) and any point on it (11, -3).
We may calculate the distance using the distance formula:
[tex]r = \sqrt((11 - 7)^2 + (-3 - (-7))\\v^2)\\r = \sqrt(4^2 + 4^2)\\r = \sqrt(32) (32)[/tex]
In the standard form equation of a circle, substitute the centre and radius:
A circle with centre (h, k) and radius r has the following standard form equation:
[tex](x - h)^2 + (y - k)^2 = r^2[/tex]
With h = 7, k = -7, and r = sqrt(32), we get:
[tex](x - 7)^2 + (y + 7)^2 = 32[/tex]
As a result, the equation for the circle with centre (7, -7) and point (11, -3) is[tex](x - 7)2 + (y + 7)2 = 32.[/tex]
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Animal shelters in a county need at least 15% of their animals to be adopted weekly to have room for the new animals that are brought into the various shelters. The county manager takes a random sample of shelters each week to estimate the overall proportion of animals that are adopted. If he concludes that the proportion has dropped below 15%, he will not accept any new animals into the shelters that week. He tests the hypotheses: H0: The adoption rate is 15%, and Ha: The adoption rate is less than 15%. What is a Type I error, and what is its consequence in this context?
The manager believes the adoption rate is still 15%, when it actually has dropped below 15%. The manager will accept more animals into the shelters and will run out of room.
The manager believes the adoption rate has dropped below 15%, when it actually has not. The manager will accept more animals into the shelters and will run out of room.
The manager believes the adoption rate has dropped below 15%, when it actually has not. The manager will not accept more animals into the shelters, when there actually is room to care for those animals.
The manager believes the adoption rate is still 15%, when it actually has dropped below 15%. The manager will not accept some animals into the shelters, thinking there will not be enough room, when they could have taken care of those animals.
answer c
Answers
Answer:
the amount will give 69 percentage of nothing thanks
The diameter of a circle is 25 m. Find its area to the nearest whole number.
Answers
Answer: 490.87 is the answer, rounded to a whole number is 491.
Step-by-step explanation: A≈490.87m²
Solving for A
A=1
4πd2=1
4·π·252≈490.87385m²
Not sure that's really an explanation but... Hope that makes since :)
1/3(9k+12)=15
help with the explanation
Answers
Answer:
k=11/3
Step-by-step explanation:
Use distributive property.
3k+4=15
Subtract 4 from both sides.
3k=11
Divide 3 from both sides.
k=11/3
Answer: k=11/3 or 3.66
Step-by-step explanation:
3k+4=15 --Distribute 1/3 to 9k and 12.
3k=11 --Subtract 4 from both sides.
k=11/3 or 3.66
Please give brainliest !!
HELPPPP ASAP!
Part A
Sarah graphs the equations and to solve the equation . Her graph is shown below.
Name the solution(s) and Describe where you found your solution(s) on the graph using a complete sentence.
Answers
The sοlutiοn(s) οn the graph are x = -4, 2.
In mathematics, a graph is a diagram οr visual representatiοn οf facts οr values that is οrdered. The pοints οn a graph are typically used tο depict the relatiοnships between twο οr mοre things. Graph theοry is the study οf graphs, which are mathematical structures that are used tο depict pairwise interactiοns between οbjects. A graph in this sense is made up οf vertices and edges.
A graph is an οrdered graphic οr visual representatiοn οf facts οr values in mathematics. The relatiοnships between twο οr mοre οbjects are οften shοwn by the pοints οn a graph.
The study οf graphs, which are mathematical representatiοns οf pairwise interactiοns between things, is knοwn as graph theοry. Vertices and edges make up a graph in this cοntext.
From the given graph we conclude following -
[tex]\frac{1}{4}x^2 = -\frac{1}{2}x + 2\\x^2 + 2x - 8 = 0\\x^2 + 4x - 2x - 8 = 0\\x(x + 4) - 2(x + 4) = 0\\(x + 4)(x - 2) = 0\\x = 2, -4[/tex]
On the graph, the solutiοns are the x-coοrdinates of the points of intersection
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curved surface area of a cone =
slant
surface area of a sphere
Trl, where r is the radius and 1 is the
height.
472, where r is the radius.
A sphere and a cone are shown below.
The surface area of the sphere is the same as the curved surface area of
the cone.
Work out the slant height of the cone.
If your answer is a decimal, give it to 1 d.p.
16 m
10 m
Answers
Answer:
735.1 square meters
Step-by-step explanation:
total surface area (TSA) of a cone can be calculated by using this mathematical expression:
Total surface area (TSA) of a cone = πr(l + r)
Total surface area (TSA) of a cone = πr(l + r)
Total surface area (TSA) of a cone = 3.142 × 6 × (33 + 6)
Total surface area (TSA) of a cone = 3.142 × 6 × (39)
Total surface area (TSA) of a cone = 735.1 square meters.
On an average, five flood events in every 2 years are recorded at a location due to heavy rainfall. Number of occurrences of flood events in a year is found to follow a distribution, λx e−λ x! where λ is the expected number of flood events in a year. What is the probability of occurring not more than two flood events in a particular year at that location?
Answers
The probability of occurring not more than two flood events in a particular year at that location is approximately 0.546.
The given distribution is λxe-λx! where λ is the expected number of flood events in a year. In order to calculate the probability of not more than two flood events in a particular year at that location.
The expected number of flood events in a year is given by: λ = (5 flood events) / (2 years) = 2.5 flood events per year
The given distribution is:λxe-λx! = 2.5xe-2.5x!
We need to find the probability of occurring not more than two flood events in a particular year at that location.
Therefore, the required probability is:P(x ≤ 2) = P(x = 0) + P(x = 1) + P(x = 2)Here, P(x) represents the probability of x flood events.
The probability of x flood events can be calculated using the Poisson distribution formula:
P(x) = λxe-λx!Substitute λ = 2.5 and x = 0 in the above formula to get:P(0) = (2.5)0e-2.5 / 0! = e-2.5 ≈ 0.082Substitute λ = 2.5 and x = 1 in the above formula to get:P(1) = (2.5)1e-2.5 / 1! = 2.5e-2.5 ≈ 0.206Substitute λ = 2.5 and x = 2 in the above formula to get:P(2) = (2.5)2e-2.5 / 2! = 3.125e-2.5 ≈ 0.258Step 5
Now, add the above probabilities to find the required probability:P(x ≤ 2) = P(0) + P(1) + P(2)≈ 0.082 + 0.206 + 0.258 = 0.546Therefore, the probability of occurring not more than two flood events in a particular year at that location is approximately 0.546.
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Pls help help Algebra1
Answers
Answer:
C. (6r + 5)
Step-by-step explanation:
You would multiply (3r - 7) with (6r + 5) to get the value.
Choose the statement that explains how to decide which value corresponds to point B
A.)The value of B is less than the values of all the other points.
B.)The value of B is greater than -1.
C.)The value of B is less than -1.
4.)The value of B is between-1 and -1/
Answers
Answer:
Step-by-step explanation:
D.The value of B is equal to -1
Create two sets of data with the following characteristics: -Each data set has 7 values, - The median of set 1 is greater than the median of set 2, - The IQRs of the data sets are the same. PLEASE HELP TY
Answers
The two sets of data are
Set 1: 5, 6, 7, 8, 9, 10, 20
Set 2: 1, 2, 3, 4, 5, 15, 16
Median of data:The median is a measure of central tendency in a data set that represents the middle value of the data when arranged in order.
To find the median of a data set, we need to arrange the values in ascending or descending order and then find the middle value.
IQR of Data:The IQR (Interquartile Range) is a measure of variability in a data set that represents the difference between the 75th percentile (third quartile) and the 25th percentile (first quartile).
To calculate the IQR of a data set, we need to find the values of the first quartile (Q1), and third quartile (Q3), and then subtract Q1 from Q3.
Here we have
Each data set has 7 values, -
The median of set 1 is greater than the median of set 2, -
The IQRs of the data sets are the same.
To create the sets assume a positive value as the median of the data and make sure that the value is in the middle of the data.
Similarly, take another positive value that is greater than the previous value and make sure that the value is also in the middle.
Now arrange the remaining values such that both sets of data have the same IQRs.
Here are two sets of data that meet the given characteristics:
Set 1: 5, 6, 7, 8, 9, 10, 20
Median: 8
IQR: 4 (Q3 = 9, Q1 = 5)
Set 2: 1, 2, 3, 4, 5, 15, 16
Median: 4
IQR: 4 (Q3 = 5, Q1 = 1)
Therefore,
The two sets of data are
Set 1: 5, 6, 7, 8, 9, 10, 20
Set 2: 1, 2, 3, 4, 5, 15, 16
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Calculate the area of this triangle
Answers
Answer:
4.06 cm^2
Step-by-step explanation:
If you draw a line from the top vertex to intersect the base (which is 5.8 cm) at 90 degrees, the line is called the height. You need to calculate the height to determine the area.
So the triangle's height will divide the triangles into 2 smaller right triangles.
For the left right triangle, 2.5 will be hypotenuse
=> 2.5^2 = (height)^2 + (base1)^2
=> (height)^2 = 6.25 - (base1)^2
For the right right triangle, 4 will be hypotenuse
=> 4^2 = (height)^2 + (base2)^2
=> (height)^2 = 16 - (base2)^2
So
6.25 - (base1)^2 = 16 - (base2)^2
We have base1 + base2 = 5.8 => base1 = 5.8 - base2
Substitute
6.25 - (5.8 - base2)^2 = 16 - (base2)^2
6.25 - (33.64 - 11.6base2 + base2^2 = 16 - base2^2
base2^2 - base2^2 + 11.6base2 = 16 + 33.6 - 6.25
11.6base2 = 43.35
base2 = 43.35/11.6 = 3.74
since (height)^2 = 16 - (base2)^2
(height)^2 = 16 - (3.74)^2
height^2 = 2.0124
height = 1.42
so area = 1/2hb = 1/2(1.4)(5.8) = 4.06 cm^2
ax+b=dx-1 x=... if a≠d
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According the given question the value οf x is (b+1)/(d-a).
What is simplificatiοn?Tο simplify simply means tο make anything easier. In mathematics, simplifying an equatiοn, fractiοn, οr prοblem means taking it and making it simpler.
Calculatiοns and prοblem-sοlving techniques simplify the issue. Simplifying shοuld have twο essential characteristics: it shοuld be algοrithmic, and it shοuld result in the same simplified fοrm when twο expressiοns fοr the same thing are simplified. These characteristics οf a simplificatiοn apprοach prοvide an algοrithm fοr determining whether twο expressiοns are equivalent.
Here, we have
Given: ax+b=dx-1, if a≠d
We have tο find the value οf x.
We apply simplificatiοn here and we get
ax+b = dx-1
b + 1 = dx - ax
b +1 = x(d-a)
x = (b+1)/(d-a)
Hence, the value οf x is (b+1)/(d-a).
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solve every single thing on tha page please
Answers
Answer:
Answer = 21 Sacks
Step-by-step explanation:
First, we need to calculate how much flour the baker will use in 20 days:
Amount of flour used per day for 64 loaves = 64 loaves/day x 400 g/loaf = 25,600 g/day
Amount of flour used in 20 days = 25,600 g/day x 20 days = 512,000 g
Next, we need to convert the amount of flour used into kilograms:
512,000 g ÷ 1000 g/kg = 512 kg
Finally, we need to calculate the minimum number of 25 kg sacks the baker should order:
Number of 25 kg sacks = 512 kg ÷ 25 kg/sack ≈ 20.48
Since the baker cannot order a fraction of a sack, he will need to order at least 21 sacks to last him for 20 days.
The curved surface area of a solid
cylinder is 660 cm2
.
The cylinder has height 10 cm.
a) What is the circumference of the
cylinder?
b) What is the radius of the cylinder?
c) What is the area of one circular
base?
d) What is the surface area of the
cylinder?
Answers
Answer:
a) The circumference of the cylinder can be found using the formula C = 2πr, where r is the radius of the circular base. Rearranging the formula, we get r = C/2π. To find the circumference, we can use the formula for the curved surface area: A = 2πrh, where h is the height of the cylinder. Substituting the given values, we get:
660 = 2πr(10)
r = 33/π
Now we can find the circumference:
C = 2πr = 2π(33/π) = 66
Therefore, the circumference of the cylinder is 66 cm.
b) The radius of the cylinder is given by r = 33/π, which we already found in part a).
c) The area of one circular base can be found using the formula A = πr^2. Substituting the value of r from part b), we get:
A = π(33/π)^2 = 1089/π
Therefore, the area of one circular base is 1089/π cm^2.
d) The surface area of the cylinder consists of the curved surface area and two circular bases. The area of one circular base was found in part c), so we just need to add the curved surface area to twice the area of one circular base:
Surface area = 2A + 2πrh
Substituting the given values, we get:
Surface area = 2(1089/π) + 2π(33/π)(10) = 2187/π + 660
Therefore, the surface area of the cylinder is 2187/π + 660 cm^2.
Step-by-step explanation: