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: Tony had $ 20 . Tony paid $ 8 for a ticket to a baseball game . At the game , Tony bought a hot dog for $ 3 . What amount of money did Tony have then ?

A: 9
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Q: Will bought 7 boxes of chocolate candy and gave 3 to his little brother . If each box has 4 pieces inside it , how many pieces did Will still have ?

A: 16
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Q: Gwen bought two coloring books . One had 10 pictures and the other had 39 . After one week she had already colored 13 of the pictures . How many pictures does she still have to color ?

A:
36
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