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

Juan ran 80 miles at 10 miles per hour . How long did Juan run ?
8

Mike invited 13 friends to a birthday party , but 7 could n't come . If he wanted to buy enough cupcakes so each person could have exactly 4 , how many should he buy ?
24

Mary ’ s car gets 20 miles per gallon of gas . How far can she drive on 14 gallons of gas ?

280