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: 58 children are taking a bus to the zoo . they sit 2 children in every seat . how many seats will the children need in all ?

A: 29
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Q: roger was reading through his favorite book series . he had 30 books to read total . if he read 6 books each week how many weeks would it take him to finish the series ?

A: 5
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Q: edward earned 8 dollars for every lawn he mowed . if he mowed 5 lawns and he already had 7 dollars saved up how much money does he have total ?

A:
47
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