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.

[EX Q]: Will bought 7 boxes of chocolate candy and gave 3 to his little brother . If each box has 4 pieces inside it , how many pieces did Will still have ?
[EX A]: 16

[EX Q]: A florist had 6 roses . If she sold 5 of them and then later picked 12 more , how many roses would she have ?
[EX A]: 13

[EX Q]: Mrs. Hilt bought a notebook for $ 1.3 . She paid with nickels . How many nickels did she use to buy the notebook ?
[EX A]:
26