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.

[EX Q]: Mike had 16 video games but 8 of them were n't working . If he wanted to sell the working games for $ 7 each , how much money could he earn ?
[EX A]: 56

[EX Q]: There are 3 calories in a candy bar . How many calories are there in 5 candy bars ?
[EX A]: 15

[EX Q]: Tim has saved 2000 cents from selling lemonade . How many dollars does Tim have ?
[EX A]:
20