Answers Grade 7 Mathematics Proportional Reasoning with Percents — TestQuestion 23

23

QuizMultiple Choice

Proportional Reasoning with Percents — Test

Question 23 • Grade 7 Mathematics

Which percent change represents a percent increase?

Answer

A

Original amount is equal to 1 comma 254 New amount is equal to 1 comma 045 Percent change is equal to 17 percent

B

Original amount is equal to 1 comma 055 New amount is equal to 1 comma 000 Percent change is equal to 5 percent

C

Original amount is equal to 574 New amount is equal to 678 Percent change is equal to 18 percent

D

Original amount is equal to 978 New amount is equal to 118 Percent change is equal to 87 percent

Explanation

A percent increase occurs when the new amount is greater than the original amount. In choice C, the amount rises from 574 to 678, an increase of 104. Since 104 ÷ 574 × 100 is about 18%, choice C represents an 18% increase.

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