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.

[Q]: At the arcade Cody won 49 tickets . If he spent 25 tickets on a beanie and later won 6 more tickets , how many would he have ?
[A]: 30


[Q]: Jerry made 14 dollars mowing lawns and 31 dollars weed eating . If he only spent 5 dollar a week , how long would the money last him ?
[A]: 9


[Q]: Each chocolate bar in a box cost $ 4 . If a box had 8 bars total and Emily sold all but 3 bars , how much money would she have made ?
[A]:
20