Unit Test — Unit test Answers

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What is 25% of 140?

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The area model shows . What is ?

2 and one-third

2 and two-thirds

4 and one-third

4 and two-thirds

Maris has 1,400 minutes to use on her cell phone. She has used 45% of her minutes. How many minutes has she used?

560

630

650

695

What is 50 percent of 62?

0.31

3.1

310

Which correctly explains how to estimate 55 percent of 64?

Round 55 percent to 40 percent and 64 to 60. Think of 40 percent as . So, of 60 is 15.

Round 55 percent to 60 percent and 64 to 70. Think of 60 percent as . So, of 70 is 23.3.

Round 55 percent to 50 percent and 64 to 70. Think of 50 percent as . So, of 60 is 12.

Round 55 percent to 50 percent and 64 to 60. Think of 50 percent as . So, of 60 is 30.

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