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

Q: A marine biologist measured 1 fish that was 0.3 foot long and a second fish that was 0.2 foot long . How much longer was the first fish ?

A: 0.1
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Q: Tom has 9 yellow balloons . Sara has 8 yellow balloons . How many yellow balloons do they have in total ?

A: 17
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Q: There are 2 apples in a pile on the desk . Each apple comes in a package of 7 . 4 apples are added to the pile . How many apples are there in the pile ?

A:
6
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