A pie shop charges $5 for a slice of pie. They cut each whole pie into 4 slices. How much money will the pie shop make if they sell 9 pies?
A pie contains 4 slices so the pie shop makes 5*4=$<<4*5=20>>20 for a pie.
If they sell 9 pies, they make 9*20=$<<9*20=180>>180
#### 180