A box has a square base of side 20cm and height 10cm. Calculate the percentage increase in the volume of the box after the length and width of the base are both increased by 20% and then height by 15%

Answers

Answer 1

Answer:

Step-by-step explanatio

Answer 2

Answer:

65.6%

Step-by-step explanation:

Volume of the box:

V = lwh20*20*10 = 4000 cm³

New volume:

(20*1.2)*(20*1.2)*(10*1.15) = 4000 *(1.2*1.2*1.15) = 4000*1.656

1.656 times increase is equivalent of 65.6% increase


Related Questions

The price of 2 dozen cobs of corn (which is 24 cobs) is $7.20. Joanna want to buy just 3 cobs of corn. How much will she pay?

Answers

Answer:

21.6

Step-by-step explanation:

7.20 x 3 =21.6

HELPPPP PLEASEEEEEEEE
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Answers

Answer:

16v

​3

Step-by-step explanation:

Answer:

3

16v

Step-by-step explanation:

Can somebody help me wit this ? Cause Ion understand this .

Answers

Answer:

wow that's nice of your

These are the answers. You put the decimal one place to the left starting from the right.

if a car travels 40 miles in 1 hour how much miles will it be if they traveled for 3 hours

Answers

Answer:

120 miles

Step-by-step explanation:

40 times 3 equals 120

Answer:

120 miles in 3 hours

Step-by-step explanation:

1 times 3 = 3 hours

40 times 3 = 120 miles

This means that in 3 hours the car can drive 120 miles.

Given mn, find the value of x.

Answers

Answer:

x = 23

Step-by-step explanation:

You have to find where they are equal because the angle will be the same.

8x - 27 = 7x + 4

x = 23

The value of x is equal to 23°

What are line and angles?

Lines are straight and have negligible depth or width. There are a variety of lines you will learn about, such as perpendicular lines, intersecting lines, transversal lines, etc. An angle is a figure in which two rays emerge from a common point. You may also come across alternate and corresponding angles in this field.

Given here, Two corresponding angles thus they must be equal

Thus 8x-27=7x-4

            x= 23°

Hence, The value of x is equal to 23°

Learn more about angles here:

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WRITE THE EQUATION OF THE LINE IN SLOPE INTERCEPT FORM.


Point: (2,7)


m= -4



POINT: (12,5)

SLOPE : -3


Write is the equation to the line that is parallel to the y=6x+19, but goes through the point (4,-5)


Answers

Answer:

the first answer ( I think these are 3 different questions) is y = -4x + 7

the second answer is y = -3x + 5

the third answer is y = 6x - 5, because the lines are parallel, they have the same slope and the y int is -5 from the point given.

The ratio of adult tickets sold to child tickets sold was 3:2, how many
child tickets were sold?

Answers

Answer:

3

Step-by-step explanation:

it should be 2 bc 3:2 is saying 3 adults and 2 children tickets

Rita makes and sells necklaces. The materials to make each necklace cost $2.75. Last week she made 8 necklaces and wants to make a total profit of $78. Using the equation 8 (x + 2.75) = 78, Rita determined that she needs to sell each necklace for $7 to make a total profit of $78. Which error did Rita make?

Although she has the correct equation, she needs to sell each necklace for $12.50.
Although she has the correct solution, she should have used the equation 8 (x minus 2.75) = 78.
The equation should be 8 (x minus 2.75) = 78, and she needs to sell each necklace for $12.50.
The equation should be StartFraction 1 over 8 EndFraction (x minus 2.75) = 78, and she needs to sell each necklace for $75.25.

Answers

9514 1404 393

Answer:

  The equation should be 8 (x minus 2.75) = 78, and she needs to sell each necklace for $12.50.

Step-by-step explanation:

The contribution margin of each necklace is the difference between its selling price (x) and its cost (2.75). Then the total profit from 8 necklaces would be ...

  8(x -2.75)

If Rita wants that profit to be $78, then she needs to solve the equation ...

  8(x -2.75) = 78 . . . . correct equation

The solution is ...

  x -2.75 = 9.75 . . . . divide by 8

  x = 12.50 . . . . . . . . add 2.75

She needs to sell each necklace for $12.50.

Answer: c

Step-by-step explanation:

(16,1),(17,7) slope​

Answers

Answer:

The answer is 6

Step-by-step explanation:

The slope of a line given two points can be found by using the formula

[tex]m = \frac{ y_2 - y _ 1}{x_ 2 - x_ 1}\\[/tex]

From the question we have

[tex]m = \frac{7 - 1}{17 - 16} = \frac{6}{1} = 6 \\ [/tex]

We have the final answer as

6

Hope this helps you

Answer:

Step-by-step explanation:

Answer:

The slope of line is 1

Step-by-step explanation:

We need to find slope of line given points (16,1),(17,7)

The formula used to find slope of line is: [tex]Slope=\frac{y_2-y_1}{x_2-x_1}[/tex]

We are given:

[tex]x_1=16, y_1=1, x_2=17 \ and \ y_2=7[/tex]

Finding slope using formula:

[tex]Slope=\frac{y_2-y_1}{x_2-x_1}\\Slope=\frac{7-6}{17-16}\\Slope=\frac{1}{1}\\Slope=1[/tex]

So, the slope of line is 1

Hello! Can anyone please tell me the measurement of t and v ? Any help is gladly appreciated.​

Answers

Answer:

v= 80, t=100

Step-by-step explanation:

yea

the length of a rope that was measured to be 36cm was later found to be actually 60cm,what was the percentage error?.​

Answers

Answer:

;pay attention in class

Step-by-step explanation:

A graph has minutes on the x-axis and ounces of popcorn on the y-axis. A curve goes through points (0, 0), (50, 12), and (110, 18).
Rachel had a popcorn machine at her party. Determine whether the relationship between time and the amount of popcorn popped is directly proportional.
Yes, for every 10 minutes there were 4 ounces of popcorn popped.
Yes, the input is time and the output is the amount of popcorn popped.
No, the graph does not make a straight line.
No, the graph does not go through the origin.

Answers

Answer:

C - No, the graph does not make a straight line.

Step-by-step explanation:

Just did on edg

There is no proportional relationship between the time and the amount of popcorn popped.

No, the graph does not make a straight line.

Option C is the correct answer.

What are coordinates in a graph?

The coordinates in a graph indicate the location of a point with respect to the x-axis and y-axis.

The coordinates in a graph show the relationship between the information plotted on the given x-axis and y-axis.

We have,

A graph has minutes on the x-axis and ounces of popcorn on the y-axis and goes through the following coordinates.

(0,0), (50, 12), and (110, 18)

This means,

For 0 minutes, 0 ounces of popcorn.

For 50 minutes, 12 ounces of popcorn.

For 110 minutes, 18 ounces of popcorn.

50 minutes = 12 ounces

Divide 50 on both sides.

1 minute = 12/50 ounces

1 minute = 0.24 ounces ____(1)

110 minutes = 18 ounces

Divide 110 on both sides.

1 minute = 18/110 ounces

1 minute = 0.16 ounces ____(2)

From (1) and (2) we see that there is no proportional relationship between the time and the amount of popcorn popped.

Thus,

There is no proportional relationship between the time and the amount of popcorn popped.

No, the graph does not make a straight line.

Option C is the correct answer.

Learn more about coordinates here:

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what is the slope of the line that passes through these two points (0, -2) and (3, -4)

Answers

Answer:

2/3 because of rise over run it is a valid answer

Caroline packs 12 jars of jam in a box . She has 50 boxes. She has 665 jars of jam. How many jars of jam will she have left when all the boxes are full?

Answers

Answer:

62 is the answer

Step-by-step explanation:

Hope that helps!

62 is your answer you need

Marcy determined that her father's age is the quotient of her age and 5, increased by 10. If x represents Marcy's age, write an expression that represents her father's age?

Answers

Answer:

x / 5 + 10 or

Step-by-step explanation:

Find the value of x.

Answers

Answer:

x=30

Step-by-step explanation:

a straight line is 180 degrees so to figure out x you would do 180-151 which equals 29 however if u plug 29 in for x it wouldn't work because (29-1) equals 28 and 151+28 do not equal to 180 degrees so x would equal 30 because (30-1) is 29

Step-by-step explanation:

straight line = 180°

x= 180 - 151 +1

x = 30

missing angle = x -1

= 30 - 1

= 29

Credible sources should explicitly identify the purpose or intent of the information included in a source. Please select the best answer from the choices provided T F

Answers

Answer:

true

Step-by-step explanation:

The given statement is true.

What are credible source?

A credible source is one that is written by someone who is an expert in their discipline and is free of errors and bias.

Yes, identifying the purpose would increase the credibility of the source.

Including the intent of the information in the source will help place the information in a wider context - and often the context is necessary to fully understand the content of a source.

Otherwise, researchers or journalists would question the authenticity of the source. When doing research, it is very important to have enough credible sources to support the arguments of our work. So researchers need to double-check the validity of the information, make comparisons if necessary, that can prove the data included in the research is correct.

For more references on credible sources, click;

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The student council is hosting a drawing to raise money for scholarships. They are selling tickets for $8 each and will sell 900 tickets. There is one $3,000 grand prize, two $500 second prizes, and ten $10 third prizes. You just bought a ticket. Find the expected value for your profit. Round to the nearest cent.

Answers

Step-by-step explanation:

the probability that the ticket will win you 600 dollars * 1/1500 = 600/1500.

the probability that the ticket will win you 50 dollars is 50 * 5/1500 = 250/1500.

the probability that the ticket will win you 25 dollars is 25 * 20/1500 = 500/1500.

your expected value is -1 + 600/1500 + 250/1500 + 500/1500 = -.1.

the average loss for each dollar that is bet is equal to 10 cents.

hope this helped

Can I please get help I need help I’ll mark you the brainliest

Answers

Answer:

the equation is y=3

Since it's a horizontal slope line and is placed on the point of positive 3

Answer:

y=3

Step-by-step explanation:

Ivan used 3 1/6 gallons of gas on Saturday and 1 4/5 gallons of gas on Sunday. How many gallons of gas did he use on the two days combined

Answers

Answer:

i wish to know, im sorry. i think 2/4 .. yeah dont trust that

Step-by-step explanation:

Answer:

Ivan used 4 29/30 gallons of gas

Step-by-step explanation:

Add 3 1/6 and 1 4/5 together, then simplify. Sorry I can't give the step by step explanation, good luck!

Zara ate 75 almonds this week, or 150% as many as she ate last week. How many almonds did Zara eat last week? The percent written as a part-to-whole ratio is to 100. 150 divided by is equal to 75. 100 divided by is equal to . Zara ate almonds last week.

Answers

a. The amount of almonds that Zara ate last week is equal to 50.

b. The percent written as a part-to-whole ratio is 150:100.

c. 150 divided by 2 is equal to 75.

Let the number of almonds that Zara ate last week be L.

Given the following data:

Amount of almonds = 75 almondsPercentage = 150%

a. To determine the amount of almonds that Zara ate last week:

[tex]\frac{150}{100} \times L = 75\\\\1.5L =75\\\\L=\frac{75}{1.5}[/tex]

L = 50 almonds

b. The percent written as a part-to-whole ratio is:

Part = 150%Whole = 100%

Part-to-whole ratio = 150:100

c. 150 divided by ___ is equal to 75:

[tex]\frac{150}{y} =75\\\\150=75y\\\\y=\frac{150}{75}[/tex]

y = 2

Ratio: https://brainly.com/question/12212308

Answer:

the first one is 150

second one is 2

third one is 2

fourth is 50

fifth one is 50

Step-by-step explanation:

hope this helps!! i took assignment

Please I need some answers

Answers

Answer:

Because each of the two numbers is a factor of the product, and since the

product has at least those two factors, it's a composite number by definition.

Step-by-step explanation:

can i have brainliest please and thxs

slope is 2

y intercept is 0

equation is y = 2x


THANKS
0 freee points

Answers

Answer:

what

Step-by-step explanation:

Answer:

do you need help???

Step-by-step explanation:

The distance between (-4,6) and (3, -7) is *round to the nearest tenth!!

Answers

Use the Pythagorean theorem
d = sqr ((x2-x1)^2 + (y2-y1)^2)
d = sqr ((3+4)^2 + (-7-6)^2)
d = sqr ((7)^2 + (-13)^2
d = sqr ((49 + 169)
sqr of 218 = 14.76

The required distance between points (-4,6) and (3, -7) is 14.8.

Given that,

To determine the distance between (-4,6) and (3, -7).


What is coordinate?

Coordinate, is represented as the values on the x-axis and y-axis of the graph

Here,

distance between (-4,6) and (3, -7) is given by the distance formula,
Distance = √[( x₁ - x₂ )² + ( y₁ - y₂ )²]
Distance = √[( -4 - 3 )² + ( 6 - (-7) )²]
Distance = √[( -7 )² + (13 )²]
Distance = √[49 + 169]
Distance = √218
Distance = 14.8

Thus, the required distance between points (-4,6) and (3, -7) is 14.8.

Learn more about coordinate here:

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A large pipe dispenses 750 gallons of water in 50 seconds .at this rate how long will it take to dispense 330 gallons

Answers

750 gallons of water flows through the pipe in = 50 seconds. 350 gallons of water will flow in =50/750 x 330= = 22 seconds.

Write an equation of the line passing through the point (5, 8)​ that is parallel to the line 7x+5y=3​

Answers

Answer:

y = (-7/5) x + 15

Step-by-step explanation:

Let's name the line whose formula we'll calculate as line A. The other line is line B.

Rewrite the equation of line B:

7x+5y=3​y = -7x/5 + 3/5

A parallel line has to have the same slope (-7/5). With that information in mind, we only need to calculate b (following the basic equation for a line, y=mx+b).

Line A passes through the point (5,8), so we can express the slope as:

m =  [tex]\frac{y_2-y_1}{x_2-x_1}=\frac{8-y_1}{5-0} =-\frac{7}{5}[/tex]

So we solve for y₁:

8-y₁ = -7y₁ = 15

That is the value in the Y-axis line A crosses when x=0. In other words, it is b.

The equation is y = (-7/5) x + 15

16. The original price of a tie is $12.50. The new price of the tie is now
$7.50. By what percentage was the tie marked down? *

Answers

The tie was marked down by 40%

A plumber has a 2.5 metre long copper pipe he needs to cut lengths of 60cm 35cm and 90cm work out how much of the initial 2.5 metre long pipe is left give your answer in cm

Answers

Answer:

2.5 meters = 250 cm

Step-by-step explanation:

15.3
×6.4
------- show work

Answers

Answer:

15.3

×6.4

-------

I am going to attach a Photo so you can understand it more.

Step-by-step explanation:

I hope this helped you.

Please mark Brainliest.

Have a great day!!!!!!!!!!

3 friends want to go for a hike.
They pack enough water to last for 6 hours.
3 more people join the hike.
How long will their water last now?
Give your answer in hours.

Please answer asap

Answers

Answer:

2hrs per person

Step-by-step explanation:

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