The number of bacteria in a Petri dish grows by 10 percent every hour. After the growth, about 100 bacteria die. Suppose there are 500 bacteria, how many bacteria are alive after 1 hour

Answers

Answer 1

Answer:

450 bacteria

Step-by-step explanation:

Find growth that comes from precentage.

a = pw

a = 1.10(500)

a =  550

Then kill 100 bacteria.

b = 450


Related Questions

Round 463,751 to the nearest hundred.

Answers

Answer : 463, 800


Explanation:

Answer:

463,800

Step-by-step explanation:

:) watch this be wrong lol

Lamar ordered some books online for 6$ each. He paid a total of 3$ for shipping. The total cost of the purchase was 75$ . How many books did he buy?

Answers

Answer:

He bought 12 books.

Step-by-step explanation:

Here is your equation: 6 b+3=75

Step 1- Subtract 3 from both sides: 6 b+3-3=75-3

6 b=72

Step 2- Divide by 6: 6 b/6=72/6

b = 12 books in total.

Combine like terms and write an equivalent expression with fewer terms. 4x + 3x Group of answer choices
7x2
7x
12x2
12x

Answers

Answer:

7x

Step-by-step explanations:

4x + 3x

7x

Convert 77º F into kelvins.

Answers

Answer:

298.15

Step-by-step explanation:

Find the sum to infinity of the infinite G.P.
1-½+¼........​

Answers

Answer:

[tex]\frac{2}{3}[/tex]

Step-by-step explanation:

The sum to infinity of a GP is

[tex]S_{infinity}[/tex] = [tex]\frac{a}{1-r}[/tex] ; | r | < 1

where a is the first term and r the common ratio

Here a = 1 and r = - [tex]\frac{1}{2}[/tex] ÷ 1 = - [tex]\frac{1}{2}[/tex] , thus

[tex]S_{infinity}[/tex] = [tex]\frac{1}{1-(-\frac{1}{2}) }[/tex] = [tex]\frac{1}{1+\frac{1}{2} }[/tex] = [tex]\frac{1}{\frac{3}{2} }[/tex] = [tex]\frac{2}{3}[/tex]

Answer:

2/3

Step-by-step explanation:

1-1/2+1/4.....

[tex]r=\frac{\frac{-1}{2} }{1} =-\frac{1}{2} \\if~|r|<1,then~s_{\infty}=\frac{a}{1-r} ,a=first~term.\\s_{\infty}=\frac{1}{1-(\frac{-1}{2}) } =\frac{1}{1+\frac{1}{2} } =\frac{1}{\frac{3}{2} } =\frac{2}{3}[/tex]

Mikael runs with a speed of 3 m/s for 45 seconds. How far does Mikael run?

Answers

Answer:

135 meters

Step-by-step explanation:

What is the equation of the line?

Answers

Answer:

y = 2/3x + 4

Step-by-step explanation:

Hope This Helps!

Plz Mark Brainliest!

inverse of f(x)=3/2x +6

Answers

Answer:

f(x) = (x - 6)/(3/2)

Step-by-step explanation:

Calculate the density of a material that has a mass of 100 g and a volume of 25
cm 3 .

Answers

4g/cm^3

D = M/V
100g/25cm^3 = 4g/cm^3

is 10227 a rational number?

Answers

Answer:

Yes, 10227 is a rational number

Step-by-step explanation:

10227 is whole number, an integer, a counting number. For a number to be rational it has to be a integer, a counting number, a whole number, a fraction, and a terminating decimal. A decimal that repeats like 3.3333 is also rational because it can be predicted. Pi or 3.14 is not predictable

27 = -4x + 11
I need it done ASAP

Answers

27=-4x+11

27-11= 16

16/-4= -4

x=-4

[tex]\text {Hello! Let's Solve this Equation!}[/tex]

[tex]\text {\underline {The First Step is to Flip the Equation}}[/tex]

[tex]\text {Before: 27=-4x+11}\\\text {After: -4x+11=27}[/tex]

[tex]\text {\underline {The Next Step is to Subtract 11}}[/tex]

[tex]\text {-4x+11-11=27-11}[/tex]

[tex]\text {Your New Problem Is: -4x=16}[/tex]

[tex]\text {\underline {The Final Step Is to Divide -4}}[/tex]

[tex]\text {-4x/-4=16/-4}[/tex]

[tex]\text {Your Answer Would Be:}[/tex]

[tex]\fbox {x=-4}[/tex]

[tex]\text {Best of Luck!}[/tex]

help me please I need an answer now, please

Answers

Answer:

can you re-upload the picture its blurry

Step-by-step explanation:

Write an equation in slope-intercept form for the line that passes through (4, 7) and is perpendicular to the y-axis.

Is the answer y=2x+3 ??

Answers

Answer:

y = -1/2x + 9

Step-by-step explanation:

y - 7 = -1/2(x - 4)

y - 7 = -1/2x + 2

y = -1/2x + 2 + 7

y = -1/2x + 9

♦HURRY PLEASE!!! ♦


Don't worry about the answer choice that is highlighted : )

Answers

Answer:

It's 3

Step-by-step explanation:

Bc it's placed before and it's multiplying the variable in the algebraic expression

PLEASE HELP YALL
simplify the expression:
-3 (4u -9)

Answers

Answer: (-12u+27)

Step-by-step explanation: I distributed the negative 3

Rectangle ABCD is rotated 95° about point Q to create rectangle A'B'C'D'.

What is the area of rectangle A'B'C'D'?

Answers

Answer:

12

Step-by-step explanation:

Since both rectangles are of the same dimensions, simply multiply the width of the first box(2) and the length of the second box(6) together(2*6 = 12)

The area of rectangle before and after the 95° degrees rotation about point Q will be same.

What is the area of a Rectangle?

The area of a rectangle is the product of its length and width. Mathematically -

Area = length x width

Given is Rectangle ABCD is rotated 95° about point Q to create rectangle A'B'C'D'

The area of a rectangle depends on its length and width and not on its orientation. When a rectangle ABCD is rotated 95° about point Q to create rectangle A'B'C'D', in such case there will be no change in the dimensions of a rectangle. Therefore, the area of rectangle will remain same, irrespective of its orientation in plane.

Therefore, the area of rectangle before and after the 95° degrees rotation about point Q will be same.

To solve more questions on orientation of shapes, visit the link below-

https://brainly.com/question/20910518

#SPJ5

2
Type the correct answer in each box.
What are the values of x and y that make the equations true?
Equation A
(x + yi) + (4 – 7i) = 3 – 4i
Equation B (t + yi) - (-6 + 14i) = 18 + 2i
In equation A, I =
and y =
.
In equation B, 1 =
and y =
Reset
Next

Answers

Answer:

Equation A: x = -1 and y = 3

Equation B: x = 12 and y = 16

Step-by-step explanation:

In the complex numbers (a + bi) and (x + yi)

(a + bi) + (x + yi) = (a + x) + (b + y)i(a + bi) - (x + yi) = (a - x) + (b - y)i

Equation A

(x + yi) + (4 – 7i) = 3 – 4i

∴ (x + 4) + (y - 7)i = 3 - 4i

→ Compare the real parts and compare the imaginary parts

x + 4 = 3 and y - 7 = -4

∵ x + 4 = 3

→ Subtract 4 from both sides

∴ x + 4 - 4 = 3 - 4

x = -1

∵ y - 7 = -4

→ Add 7 to both sides

∴ y - 7 + 7 = -4 + 7

y = 3

Equation B

(x + yi) - (-6 + 14i) = 18 + 2i

∴ (x - -6) + (y - 14)i = 18 + 2i

→ (-)(-) = (+)

∴ (x + 6) + (y - 14)i = 18 + 2i

→ Compare the real parts and compare the imaginary parts

x + 6 = 18 and y - 14 = 2

∵ x + 6 = 18

→ Subtract 6 from both sides

∴ x + 6 - 6 = 18 - 6

x = 12

∵ y - 14 = 2

→ Add 14 to both sides

∴ y - 14 + 14 = 2 + 14

y = 16

Answer: In equation A,  -1  and  3 .  In equation B,  12  and  16 .

picture below

Step-by-step explanation:

what is 4+4+6
I will make brainiest whoever is first

Answers

Answer:

14

Step-by-step explanation:

What is the slope of the line that passes through the points (-8, -6) and (-18, 6) ? Write your answer in simplest form.

Answers

Answer:

y=12/10-15.6

Step-by-step explanation:

The slope of the line is [tex]-\frac{6}{5}[/tex].

To understand more, check below explanation.

Slope of line:

The slope of line passing through [tex](x_{1}, y_{1})[/tex] and [tex](x_{2}, y_{2})[/tex] is computed as,

                    [tex]m=\frac{y_{2}-y_{1}}{x_{2}-x_{1}}[/tex]

Given that , points are (-8, -6) and (-18, 6)

So that,

               [tex]Slope=\frac{6-(-6)}{-18-(-8)}\\ \\Slope=\frac{12}{-10}\\ \\Slope=-\frac{6}{5}[/tex]

Hence, the slope of the line is [tex]-\frac{6}{5}[/tex].

Learn more about the slope of line here:

https://brainly.com/question/3493733

Helpppppppp meeeeeeeeeeeeee

Answers

Answer:

The answer is c

Step-by-step explanation:

Answer:

Solve for each exponent.

3^4 is 81.

3^7 is 2187.

So the fraction is 81/2187.

Now we need to simplify it.

That's 1/27.

C is the correct answer to the problem.

Complete the factorization of 3x2 – 10x + 8.

3x^2 – 10x + 8 = (x – _ )( _ x – 4)

Answers

(3x-4)(x-2) is the answer

Answer:

picture of answer on edge 2023.

Step-by-step explanation:

PLEASE HELP WITH THESE 4 QUESTIONS, THERE DO IN 5 MINUTES!!! THE QUESTIONS ARE ON THE PIC BUT I WILL ALSO TYPE THEM OVER HERE:

1. $400 Laptop is on sale for 25% off. What is the sales price of the laptop? *
A. $100
B. $300
C. $375

2. A $65 jacket is on sale for 10% off. How much money will you save if you buy it? *
A. $55
B. $10
C. $6.5

3.Melissa has 30 gumballs. 20% of the gumballs are red. How many gumballs are not red? *
A. 6
B. 10
C. 24

4.Ms. Pitts has 50 pieces of candy. She gives Ms. Young 30% of her candy. How many pieces does Ms. Young get? *
A. 30
B. 60
C. 35
D. 15

Answers

Answer:

1. $300

2. $6,5

3. 6 %

4. 15 pieces

Step-by-step explanation:

hope this helps :)

40 puntos!!!!!
-¿Qué nombre recibe el punto de intersección de la recta con el eje de las
abscisas?
-¿Qué nombre recibe el punto de intersección con el eje de las ordenadas?

Answers

Answer:

origen es la respuesta a ambas preguntas

Answer:

1)origen

2)origen

Step-by-step explanation:

have a good day

Craig bought 4.5 pounds of ground beef for $29.25. What is the unit price of the ground beef?

Answers

Answer:

the answer would be 6.50

Step-by-step explanation:

unit price is the price for 1 pound in this example, to find it you have to divide 29.25 by 4.5 which would give you 6.50, hope this helps!

Find the total earnings based on the given information.
Base: $22,000, Total Sales: $99,000, Commission: 3%
Enter the correct answer in the box.

Answers

Answer:

$24,970

Step-by-step explanation:

22,000+(99,000•0.03)=22,000+2,970=24,970

Use the described technique to solve the equation describing the following problem:
A city taxi driver charges $2 per kilometer and has a starting fee of $9. An Uber driver charges $5 per kilometer, but has no starting fee. At which distance (in kilometers) will the price of taking an Uber be equal to the price of taking a city taxi?

Answers

Answer:

Taxi Driver: 9+2x=

Uber Driver: 5x=

So we just gotta keep multiplying until we find where they’re equal. So let’s assume that when we can get the Taxi Drivers price to have a 5 in the tens place or a 0 in the tens place. By the looks of it, they will meet at 15$ for that to happen let x=3, which would make the taxi driver’s equation 9+2(3), 9+6=15$, and the uber driver’s equation would be 5(3)=15$. X=3 or X=distance in kilometers.

How can you find the side length of the square of Kendra wants exactly 1,000 feet

Answers

4x=1000 (4 sides on a square multiplied by x needs to be 4000). you could also just divide 1000 by 4 to get 250 for each side

Help!!!!!!!!!!!!!!!!
Find the values of the letters​

Answers

Answer:

A = -3

B = 5

Proof:

A ⇒ -3+5 = 2

B ⇒ 3+2 = 5

Answer:

7=A 6=B

Step-by-step explanation: 37+25=62

Anne plans to increase the prices of all the items in her store by 5%. To the nearest cent, how much will
an artist save if the artist buys a canvas and a frame that each measure 24 by 36 inches before the
price increase goes into effect

Answers

Answer:

Step-by-step explanation:

We don't know the first price?

Simplify the expression

Answers

Answer:

33

Step-by-step explanation:

You have to do the problem in the brackets and then multiply by 3

Answer:

33

Step-by-step explanation:

{(3+5)x2-5}x3

{8x2-5}x3

{16-5}x3

{11}x3

33

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