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]: For the school bake sale Wendy made pastries . She baked 41 cupcakes and 31 cookies . After the sale she had 32 to take back home . How many pastries did she sell ?
[A]: 40


[Q]: Adam had 33 books . If he sold 11 of them and used the money he earned to buy 23 new books , how many books would Adam have ?
[A]: 45


[Q]: The total number of students in year 8 at a high school is 180 . There are 24 more girls than boys . How many boys are there ?
[A]:
78