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IM: 7.4.7: One Hundred Percent (Practice)

Last updated 11 months ago

8 questions

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Question 1

1.

A bakery used 25% more butter this month than last month. If the bakery used 240 kilograms of butter last month, how much did it use this month?

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Question 2

2.

Last week, the price of oranges at the farmer's market was $1.75 per pound. This week, the price has decreased by 20%. What is the price of oranges this week?

Question 3

3.

Noah thinks the answers to these two questions will be the same. Do you agree with him? Explain your reasoning.
This year, a herd of bison had a 10% increase in population. If there were 550 bison in the herd last year, how many are in the herd this year?
This year, another herd of bison had a 10% decrease in population. If there are 550 bison in the herd this year, how many bison were there last year?

Question 4

4.

Elena walked 12 miles. Then she walked 0.25 that distance. How far did she walk all together? Select all that apply.

12+0.25\cdot12 

12(1+0.25) 

12\cdot1.25 

12\cdot0.25 

12+0.25 

Question 5

5.

A circle’s circumference is 600 m. What is a good approximation of the circle’s area?

300 m^2 

3,000 m^2 

30,000m^2 

300,000m^2 

The equation d=3t represents the relationship between the distance (d) in inches that a snail is from a certain rock and the time (t) in minutes.

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Question 6

6.

What does the number 3 represent?

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Question 7

7.

How many minutes does it take the snail to get 9 inches from the rock?

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Question 8

8.

How far will the snail be from the rock after 9 minutes?