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Chapter 1: Q22. (page 21)

Use the percent proportion to find each number.

15 is what percent of 12?

Short Answer

Expert verified

15 is 125% of 12.

Step by step solution

01

Step 1. Given information.

Some percent of 12 is 15.

02

Step 2. Definition of percentage.

A percentage is a ratio that can be expressed as a fraction of 100.

03

Step 3. Assumptions and apply the definition of percentage.

Let x percent of 12 be 15.

Apply the definition of percentage. So,

x%脳12=15

04

Step 3. Calculations.

x%脳12=15x100脳12=15x100=1512x=125

Hence, the value of the number such that the number percent of 12 is 15 is 125.

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