Using Equivalent Ratios to Find Percents

Question 1

Which expression can represent 70% of x?

Revolt · Accepted Answer

3 (StartFraction x Over 4 EndFraction) minus one-half (StartFraction x Over 10 EndFraction)

Question 2

Which explains how to determine 40% of 50?

Revolt · Accepted Answer

Find 10% of 50 by dividing 50 by 10. Then multiply the result by 4.

Question 3

What is 50% of 36?

Revolt · Accepted Answer

18

Question 4

Which number represents 50% of 74?

Revolt · Accepted Answer

37

Question 5

Kerrie uses the work shown below to determine 35% of 280.Step 1: Step 2: 10% of 280 = = 28Step 3: 25% of 280 = = 70Step 4: 28 + 70 = 98She states that 35% of 280 is 98. Which is a true statement about Kerrie’s solution?

Revolt · Accepted Answer

Kerrie’s solution is correct.

Question 6

How can 85% be broken down with friendly percents to find 85% of a number?

Revolt · Accepted Answer

3(25%) + 10%

Question 7

Isaac surveyed the employees at a law firm. Each employee was asked to record their highest level of education completed. The results are shown in the table below. Highest Level of Education CompletedEducation LevelPercentageHigh School5%Community College10%Four-Year College60%Graduate School25%Two-hundred sixty people completed the survey. How many of those people completed graduate school?

Revolt · Accepted Answer

65

Question 8

A test is worth 140 points. Ten percent of those points are from one short-answer question. How many points is the short-answer question worth?

Revolt · Accepted Answer

14

Question 9

Which expression can be used to determine 50% of 42?

Revolt · Accepted Answer

42 divided by 2

Question 10

How can 65% be broken down with friendly percents to find 65% of a number?

Revolt · Accepted Answer

25% + 10% + 10% + 10% + 10%

Using Equivalent Ratios to Find Percents Answers

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