Chapter 6.1, Problem 7GP

To determine

Find the number of $9\%$ of $255$ .

Answer to Problem 7GP

The number of $9\%$ is $22.95$ .

Explanation of Solution

Given:

It is given in the question that the two numbers are given $9\%and255$ .

Concept Used:

In this, use the concept of percent proportion such that the ratio of given two number will equal to the ratio of $p/100$ .

Calculation:

Here,

The percent is $9$ , and the base is $255$ .Let a represent the number.

  $\begin{array}{l}\frac{a}{255}=\frac{9}{100}\\ a\cdot 100=9\cdot 255\\ a=\frac{9\times 255}{100}\\ a=\frac{2295}{100}=22.95\end{array}$

Conclusion:

The number is $22.95$ .