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Chapter 1: Q39. (page 44)

Use the percent proportion to find each number.

50% of what number is 31?

Short Answer

Expert verified

31 is 50% of 62.

Step by step solution

01

Step 1.

Let x and y be the number of the given and actual number

x=31y=?

02

Step 2. Formula used.

To find what percent is a number x of another number y, use the below formula

xispercentofy=x×100y%

03

Step 3. Find the actual number y.

31×100y%=50%31×100=50yy=62

Therefore, 31 is 50% of 62.

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