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.

zoe bought an app that cost $ 5 dollars . then each month you have to pay $ 8 to play online . if she played the game online for 2 months how much money would she have spent total for the app and the online access ?
21

a baker made 2 batches of chocolate chip cookies . each batch had 3 cookies in it . then he made an additional 4 oatmeal cookies just in case someone did n't want chocolate chip . how many cookies did he bake total ?
10

at a candy store you could get 2 giant lollipops for $ 2.40 . how much would it cost to buy 6 lollipops ?
7.2