instruction:
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.
question:
a shoe store was having a back to school sale where you could buy 2 pairs of shoes for $ 23.10 . if a large family decided to buy 7 pairs of shoes how much would it cost them ?
answer:
80.85

question:
during a sale a shoe store sold 2 pairs of sneakers 4 pairs of sandals and 11 pairs of boots . how many pairs of shoes did the store sell ?
answer:
17

question:
a pet store had 2 white cats 10 black cats and 3 gray cats . how many cats did they have total ?
answer:
15