You are given a math word problem and you are supposed to apply multiple mathematical operators like addition, subtraction, multiplication or division on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

In a video game , each enemy defeated gives you 9 points . If a level has 11 enemies total and you destroy all but 3 of them , how many points would you earn ?
72

Nancy went to 9 football games this month . She went to 8 games last month , and plans to go to 7 games next month . She paid 3 dollars for the tickets . How many games will she attend in all ?
24

A clothing store offers a 20 % discount on all purchases . How much would a shopper pay for an item originally costing 21 dollars dollars ?

16.8