Tracy's Pie Shop recently sold 15 pies, of which 3 were blackberry pies. Considering this data, how many of the next 20 pies sold should you expect to be blackberry pies?

Question

blackberry pies

Answer 1

Based on the data provided, the proportion of blackberry pies sold is 3/15 = 1/5 or 20%.

Therefore, you should expect to sell 20% of the next 20 pies as blackberry pies, which is equal to 20% of 20 = 4 blackberry pies.