An octopus weighed 3 5/6 kilograms.After two weeks,its weight was increased by 1 4/5 kilgrams.But afterwards,it got sick and lost 2 7/15 kilograms.what is the current weight?​

Answers

Answer 1

I think it's 3 1/6 kilograms

Step-by-step explanation:

3 5/6 + 1 4/5 since it increased

find the LCD (Least Common Denominator)

that would be 30

3 25/30 + 1 24/30

=4 49/30

= 5 19/30

Then we do subtraction since it lost some weight

5 19/30 - 2 7/15

find LCD again

5 19/30 - 2 14/30

=3 5/30

simplify

3 1/6 kilograms. That's what I think.


Related Questions

-3/5 divided by 5
full steps

Answers

Answer:

-3/25

Step-by-step explanation:

[- 3 / 5 ] / 5

- 3

5

-------

5

1

-------------------

- 3 x 1 = -3

5 x 5 = 25

-------------------

-3 / 25

i need help on this math problem

Answers

Answer:

I think the first one goes with the second one

Step-by-step explanation:

what you've learned from it. Was it a success or a challenge?

Answers

I think you forgot to put something in your question

Find the y-intercept of the following equation. Simplify your answer.
y = 9x - 3/7
y-intercept

Answers

Step-by-step explanation:

Find the slope? or what....

If Keegan has 15 nickels and quarters in his pocket, and they have a combined value of 195 cents, how
many of each coin does he have?

__quarters
__nickels

Answers

Answer:

7  Quarters and 4 Nickels

Step-by-step explanation:

basically, Since a Quarter is worth 25 cents and a Nickel is worth 5 cents, You can do 25x7=175 and 5x4=20 then add 175+20 and then you get 195.

Hope I could help! :)

Please Answer This, with A, B, C, or D. and explain why it is so i can try and understand it. :D

Answers

Answer:

b

Step-by-step explanation:

first u have to put the like terms together which are 7p and 19p when u move the 19p th 7p it turns to minus su have to minus 7p-19p which equals to -12 check if there is more like terms there arent so u have to keep the rest the same

Answer:

B. (5q - 12) / 12

Step-by-step explanation:

7p + 5q = 19p + 12

So, we are looking for p, let's move all the p on the left, and the rest on the right

7p + 5q = 19p + 12

7p - 19p = 12 - 5q

-12p = 12 - 5q

Now to get single p we need to divide both sides by -12

-12p = 12 - 5q

p = [tex]\frac{12 - 5q}{-12}[/tex]

We don't have answer like this, so we have to get rid of the minus from this equation. To do so, we have to multiply the fraction's top and bottom by (-1)

[tex]\frac{12 - 5q}{-12} * \frac{-1}{-1} = \frac{- 12 + 5q}{12}[/tex]

all right, we almost got it, now let's change the order in top of the fraction:

p = [tex]\frac{- 12 + 5q}{12}[/tex]

p = [tex]\frac{5q - 12}{12}[/tex]

And it's done

Write an explanation to help your friend understand why the expression 0.45x represents decreasing x by 55%.

Need the answer please and thank you!

Answers

Answer:

A variable is a letter that is used to represent a number. For instance, in this problem the variable x represents an unknown number that will equal 5 when added to 2.

Step-by-step explanation:

The percentage is calculated by dividing the required value by the total value and multiplying by 100.

Required percentage value = a

total value = b

Percentage = a/b x 100

x - (55/100)x = 0.45x

The decreasing x by 55% is 0.45x

What is a percentage?

The percentage is calculated by dividing the required value by the total value and multiplying by 100.

Example:

Required percentage value = a

total value = b

Percentage = a/b x 100

Example:

50% = 50/100 = 1/2

25% = 25/100 = 1/4

20% = 20/100 = 1/5

10% = 10/100 = 1/10

We have,

Decreasing x by 55%.

This can be written as,

= x - (55/100)x

= x - 0.55x

= 0.45x

Thus,

The decreasing x by 55% is 0.45x

Learn more about percentages here:

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If
x
=
2
and
y
=
6
, evaluate the following expression:
2
(
y

x
)

Answers

Answer:

8

Step-by-step explanation:

x =2, y=6

2(y-x)

#subsitute the variables with their values

2*(6-2)

2*4

8

Alternative(don't do it this way, it's unnecessary but it can be done):

x =2, y=6

2(y-x)

2y - 2x

(2*6) - (2*2)

12 - 4

8

Determine whether the graphs of given pair of equations are parallel,
perpendicular, or neither. 2x+5y=15
3x+5y=15

Answers

Answer:

Neither because x can't equal 3 and equal 2 at the same time and 2x + 5y doesn't equal 3x + 5y. 3x is > 2x by one x

Step-by-step explanation:

Hope this answer works for you!

Line /1 and line /2 are parallel line

Answers

Step-by-step explanation:

1=56⁰

2=56⁰

3=68⁰

4=68⁰

5=56⁰

6=112⁰

7=180-124 Ans=56⁰

8=68+56 Ans=124⁰

9=68⁰

10=112⁰

11=124⁰

12=56⁰

IT TOOK 15MINS mark me BRAINLIEST pls!

Only answer this if you know the answer.
Find out the gradient of both blue lines

Answers

Answer

first line=4.1,10

second=6,10

Step-by-step explanation:

Write 5y to the 3rd power without exponents

Answers

Answer:

5y*5y*5y

Step-by-step explanation:

uhh no explanation cuz logic

The 3rd power of the term 5y without exponents is 125.y.y.y

What is power of any number?

If a is any positive number and n is its power , then aⁿ means a is multiplied by itself n times

The given term is 5y,

To find the third power of 5y,

The cube of 5y = (5y)³

To write the 3rd power without exponents,

Simplify the term (5y)³.

(5y)³ = 5y x 5y x 5y

       = 125 y.y.y

The required 3rd power of 5y without exponents is 125.y.y.y.

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Plsss help I will give you the branlyest answer​

Answers

Answer:

4 1/4 is the answer u want

Need some help!!!!! This is hard for me!

Answers

Answer:

X-intercept: (25,0)

Y-intercept: (0,55)

Step-by-step explanation:

what number is its own oppositie?

Answers

Answer:

0

Step-by-step explanation:

what number is its own oppositie?

The number 0 is the only number that is its own opposite.

A tortoise is walking in the desert. It walks 5.12 meters in 2 minutes. What is its speed?

Answers

Answer:

2.61 meters per minute

Step-by-step explanation:

All you have to do is divide by 2!

The speed of the tortoise is 2.56 meters per minute.

What is speed?

Velocity is the pace and direction of an item's movement, whereas speed is the time rate at which an object is travelling along a route.

Given, A tortoise is walking in the desert.

It walks 5.12 meters in 2 minutes.

The speed meter per minute;

5.12/2

= 2.56 meters per minute.

Therefore, 2.56 meters per minute is the speed of the tortoise.

To learn more about the speed;

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In which quadrant would you find the graph of (-5, -6)?
O AT
O B) ||
O C) IUI
O D) IV

Answers

Answer:

Third quadrant

Step-by-step explanation:

To count quadrants, you do it counter-clockwise, so, since the point is in the (negative, negative) quadrant, it is the third one

Plz help!! Given: DE is a midsegment of ABC. Show all work.
Find the value of x and y.
And What is the length of AC? !Please show all work!
Incase photo is blurry
AE-y+6
EC-x-3
DE-x+2
BC-24

Answers

Answer:

AC=14

X=10

Y=1

Hoped this helped!

Step-by-step explanation:

DE is half of BC, therefore x=10. AE and EC have to be the same length, which is 7. SO, y=1 and x is 10.

ents
2 in
2 in
What is the area of the given figure? Enter your answer as a single number. Round to the
nearest tenths place. Use 3.14 as an approximation for pi. Your answer will be in the units of
inches squared
15

Answers

Answer:

"given figure"

No figure was given.

Step-by-step explanation:

Look at UVZ and WVZ in the image below.

Which of the following is the best description for this pair of angles?

A) supplementary

B) acute

C) straight

D) complementary

Answers

Answer:

A Supplementery

Step-by-step explanation:

they show on usa test prep

The best description for the given pair of angles is supplementary as shown in the figure. which is the correct answer would be an option (A).

What are supplementary angles?

Supplementary angles are two angles that add up to 180 degrees. In other words, if you have two angles and you add their measures together, the sum will be 180 degrees if the angles are supplementary.

For example, consider the following pair of angles:

Angle A measures 80 degrees.

Angle B measures 100 degrees.

The sum of the measures of these two angles is 80 + 100 = 180 degrees, so angle A and angle B are supplementary angles.

As per the given figure, we have two angles UVZ and WVZ

As indicated in the image, the best description for the given pair of angles is supplementary.

Learn more about supplementary angles here:

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domain for f(x) = -0.25(x − 4) 2 − 6

Answers

Answer:

The domain will be (-8,8), {x|x E R}

Step-by-step explanation:

The -8,8 has to be sideways on the right. Thats the answer.

congruent or simular

Answers

First is similar

∆XYZ and ∆MNO are congruent

Polygons are similar

The square one is congruent

First one on right side is similar

Rugs are similar

rectangles are similar

What’s 3 plus 3 please help I don’t the answer

Answers

Answer:

6

Step-by-step explanation:

3+3=6 lolzzz ik u already knew that but im taking dem points!!!

Please help me please!!!!!!!!!

Answers

Step-by-step explanation:

the radius is diameter divided by 2

7/2/2 =1 .75

circumference of a circle is 2πr

2*22/7*1.75=11

3.14*11 =34.54

find the degree of the polynomial 5ab^3-7a^5c^2-5

Answers

Answer:

7

Step-by-step explanation:

as -7a^5c^2 term has two cofficient a and b and each have power.by adding power of one term we get 7

If you earn 15% on your investment how long will it take for your money to double using the rule of 72

Answers

Answer:

If you earn 15% the answer will be 10.8

Step-by-step explanation:

I know this because if you use the rule of 72 you will have to divide the two numbers together and the you will come out with 10.8

vertex, maximum height, and axis of symmetry

Answers

Answer:

19 height

Step-by-step explanation:

sorry but thats all i know

hope it helps, have a nice day/night! :D

Whose statement is correct based on the expected value?

Answers

Step-by-step explanation:

only Hadley. and even that is not fully correct.

the expected value here gives us the overall most likely outcome of the scenario when throwing 2 balls.

and not ball by ball. and not directly a probability.

like rolling a die : the expected value of rolling a 6 in 6 attempts is 1 due to the individual roll probability of 1/6.

but the probabilty is NOT 1 or 100% (a guaranteed 6 in 6 attempts).

and that brings me to my concern with Hadley's statement. it says with conviction "the player will make ...". no, only "... will likely make ..." or "... on average".

Answer:

Step-by-step explanation:

neither statement is correct. right answer on khan

1. What is the x-intercept for the equation -2x+5y =-10?​

Answers

Answer:

2x-5y=10 in slope intercept form is y=2/5x-2. The x intercept would be 5 and the y intercept would be -2. The slope is 2/5.

Step-by-step explanation:

Think about the axis for a moment. You have the y-axis and the x-axis. The y-axis crosses the x-axis at y=0. Consequently the graph must also cross the x-axis when its equation has its y-value set to 0.

Likewise the graph will cross the y-axis when x=0

'~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Solving your question

To find the x-intercept set y=0 giving

[tex] - 2x + 5(0) = - 10 \\ - 2x = - 1 |?| [/tex]

Multiply both sides by ( -1) giving

[tex]2x = 10[/tex]

Divide both sides by 2 giving

[tex] \frac{2}{2} \times x = \frac{10}{2} \\ [/tex]

But [tex] \frac{2}{2} = 1 \: \\ [/tex] giving

[tex]x = \frac{10}{2} \\ [/tex]

- BRAINLIEST answerer

Solve the equation, 3/4x + 3 - 2x = -1/4 + 1/2x + 5

Answers

Answer:

I think x=  -1

Step-by-step explanation:

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