Question

they washed 6 cars in June, 9 cars in July and 12 in August. What was the average number of cars they washed per month?

Answer 1

maybe about 8 a month... not sure

Answer 2

To find the average, you find the sum of all the data and then divide that by the number of data points.

(6+9+12)/3=___
27/3=___
The average is 9 cars per month