Chapter 12.1, Problem 24WE

To determine

To find: the blacktop cost.

Answer to Problem 24WE

The blacktop cost is $\$787.50$ when the driveway sold at the price of $\$175$ per cubic meter.

Explanation of Solution

Given information:

Length and width of driveway is $30\text{m and 5m}$ and the blacktop is $3\text{cm}$ thick.

Calculation: to find the cost of the blacktop,

A cubic meter is ${10}^6{\text{cm}}^3$ ,

Thus the cost is,

  $\begin{array}{l}\text{cost}=[30·5·\frac{3}{100}]\left(175\right)\\ \text{cost}=\$787.50\text{ [simplify]}\end{array}$

Thus, The blacktop cost is $\$787.50$ when the driveway sold at the price of $\$175$ per cubic meter.