Chapter 13.7, Problem 29SR

To determine

The value of $28.5\%$ in $84$ is to be estimated.

Answer to Problem 29SR

The value of $28.5\%$ in $84$ is $23.86\%$

Explanation of Solution

Given:

  $\begin{array}{l}Y=84\\ X=28.5\end{array}$

Concept Used:

Percent is given by the following expression:

  $P=\frac{XY}{100}$

Where,

Given percent value: $Y$

Normal value: $X$

Calculation:

The value of $28.5\%$ in $84$ is given by the following expression:

  $\begin{array}{l}P=\frac{XY}{100}\\ P=\frac{28.4\times 84}{100}\\ P=23.856\%\\ P\approx 23.86\%\end{array}$

Conclusion:

Hence, the value of $28.5\%$ in $84$ is $P\approx 23.86\%$ .