Percents and Ratios by Rebecca Wingard-Nelson

Author:Rebecca Wingard-Nelson [Wingard -Nelson, Rebecca]
Language: eng
Format: epub
ISBN: 978-1-4645-0457-0
Publisher: Enslow Publishers, Inc.
Published: 2012-03-14T16:00:00+00:00

Step 2: Solve the proportion by finding equivalent ratios.

The science lab door is 30 feet from the exit.

* * *

TEST TIME: Multiple Choice

A map scale is 1 centimeter = 50 miles. The actual distance between Sydney’s home and his first vacation stop is 375 miles. How far apart are Sydney’s home and his first stop on the map?

Set up a proportion and solve it.

Cross multiply and divide.

1 × 375 = 375 375 ÷ 50 = 7.5

The solution is map distance. It is in centimeters.

Solution: The correct answer is a.

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