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]: Megan was organizing her book case making sure each of the shelves had exactly 7 books on it . If she had 8 shelves of mystery books and 2 shelves of picture books , how many books did she have total ?
[A]: 70

[Q]: The schools debate team had 28 boys and 4 girls on it . If they were split into groups of 4 how many groups could they make ?
[A]: 8

[Q]: For Halloween Robin scored 23 pieces of candy . She ate 7 pieces the first night and then her sister gave her 21 more pieces . How many pieces of candy does Robin have now ?
[A]:
37