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]: At the fair there were 10 people in line for the bumper cars . If 2 of them got tired of waiting and left and 2 more got in line , how many people would be in line ?
[A]: 10

[Q]: Gwen and her friends were recycling paper for their class . For every 3 pounds they recycled they earned one point . If Gwen recycled 5 pounds and her friends recycled 13 pounds , how many points did they earn ?
[A]: 6

[Q]: There were 9 girls and 14 boys trying out for the schools basketball team . If only 2 of them got called back , how many students did n't make the cut ?
[A]:
21