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 Input:
At a restaurant each adult meal costs $ 3 and kids eat free . If a group of 12 people came in and 7 were kids , how much would it cost for the group to eat ?

Ex Output:
15

Ex Input:
Kaleb was collecting cans for recycling . On Saturday he filled 5 bags up and on Sunday he filled 5 more bags . If each bag had 4 cans in it , how many cans did he pick up total ?

Ex Output:
40

Ex Input:
It takes 4 feet of cotton to make a tee - shirt . How many tee - shirts can be made with 60 feet of material ?

Ex Output:
15