Chapter 8.4, Problem 53CCR

To determine

Find the percent of change and state whether the percent of change is an increase or decrease, from 8 gallons to 12 gallons.

Answer to Problem 53CCR

  $150,\text{increase}$

Explanation of Solution

Given:

From 8 gallons to 12 gallons.

Calculation:

In order to find the percent of change and state whether the percent of change is an increase or decrease, from 8 gallons to 12 gallons, using the formula as shown below: $\begin{array}{l}\text{percent change}=\left(\frac{\text{final}\text{amount}}{\text{Initial amount}}\right)\times 100\\ \text{percent}\text{change}=\left(\frac{12}{8}\right)\times 100\\ \text{percent change}=150\%\end{array}$

So, there is an increase of 150%