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.

Mrs. Hilt bought 2 pizzas . Each pizza had 8 slices . How many total slices of pizza did she have ?
16

Billy was putting his spare change into piles . He had 2 piles of quarters and 3 piles of dimes . If each pile had 4 coins in it , how many coins did he have total ?
20

Henry earned 5 dollars for each lawn he mowed . If he had 12 lawns to mow , but forgot to mow 7 of them , how much money did he actually earn ?

25