Chapter 12, Problem 9STP

To determine

To find: the total costs for a family that consists of $2$ adults and $4$ children.

Answer to Problem 9STP

The total cost for a family is $\$39.50$ that consists of $2$ adults and $4$ children.

Explanation of Solution

Given information:

For child admission costs is $\text{\$5}\text{.75}$ and for a adult costs is $\text{\$8}\text{.25}$ .

Calculation: to find thetotal costs, multiply the cost respectively to the number of adults and children and add them,

  $\begin{array}{l}\text{total cost}=\text{2}\left(\$8.25\right)+4\left(\$5.75\right)\\ \text{total cost}=\$16.50+\$23\text{ [multiply]}\\ \text{total cost}=\$39.50\text{ [add]}\end{array}$

Thus, the total costs is $\$39.50$ .