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]: If a pair of shoes that cost 50 dollars was marked down by 8 % , how much do they cost now ?
[A]: 46


[Q]: A worksheet had 7 problems on it . If a teacher had 17 worksheets to grade and had already graded 8 of them , how many more problems does she have to grade ?
[A]: 63


[Q]: Chloe baked 7 brownies , but needed 16 total for her party . If she used 6 cups of flour on each one , how much cups of flour does she still need ?
[A]:
54