You are given a math word problem and you are supposed to apply addition or subtraction mathematical operators on the numbers embedded in the text to answer the following question and then only report the final numerical answer.

Q: There are 79 pencils in a box . Eric takes 4 pencils . How many are left ?

A: 75
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Q: At Mrs. Hilt 's house , there was 29 inches of snow , and Brecknock Elementary School received 17 inches of snow . How much more snow did Mrs. Hilt 's house have ?

A: 12
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Q: While playing a trivia game , Mike answered 3 questions correct in the first half and 5 questions correct in the second half . If each question was worth 3 points , what was his final score ?

A:
24
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