Can you provide an in-depth solution for: 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?Hey there, could you help me solve this math problem: 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?