Chapter 1: Q32. (page 3)

Use the percent proportion to find each number.
18 is what percent of 72.

Short Answer

Expert verified

18 is 25% of 72.

Step by step solution

Step 1. Concept of percentage.

Percent means parts per hundred. It is indicated by the symbol %.

To express any number to a fraction that is in percent form, divide that number by 100 and drop that percent sign.

Step 2. Formula used.

In order to find, a number, x is how many percent of another number y, use the below formula

$\frac{x}{y} \times 100 %$

Step 3. Find the percent of 72 which is 18.

To find 18 is what percent of 72, use the above formula and divide 18 by 72 and then multiply the result with 100 as shown below:

$\begin{array}{l} \frac{18}{72} \times 100 % \\ = 0.25 \times 100 % \\ = 25 % \end{array}$

Therefore, 18 is 25% of 72.

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Use the percent proportion to find each number.
18 is what percent of 72.

Short Answer

Step by step solution

Step 1. Concept of percentage.

Step 2. Formula used.

Step 3. Find the percent of 72 which is 18.

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Use the percent proportion to find each number.18 is what percent of 72.

Short Answer

Step by step solution

Step 1. Concept of percentage.

Step 2. Formula used.

Step 3. Find the percent of 72 which is 18.

One App. One Place for Learning.

Most popular questions from this chapter

Recommended explanations on Math Textbooks

Theoretical and Mathematical Physics

Geometry

Mechanics Maths

Pure Maths

Probability and Statistics

Calculus

Study anywhere. Anytime. Across all devices.

Use the percent proportion to find each number.
18 is what percent of 72.