Question

3 Koji earns the same dollar amount each hour he works. This table shows the total dollar amount he earns working different numbers of hours. KOJI'S EARNINGS Hours Worked Amount Earned ($) 72 6 10 120 15 ? 18 216. How much money does Koji earn working 15 hours?

Answer 1

The amount Koji earns each hour is given by:

$\frac{72}{6}=\ 12$

Therefore, the amount Koji earns in 15 hours is given by:

$15\times12=\ 180$

The amount Koji earns in 15 hours is $180.