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.

Example Input: tyler had 15 dogs . each dog had 5 puppies . how many puppies does tyler now have ?
Example Output: 75

Example Input: there were 150 book shelves . each book shelf had 15 books . how many books were on the shelves ?
Example Output: 2250

Example Input: a pallet of boxes weighed 267 kilograms . if there were 3 boxes on the pallet and each box weighed the same amount how much did each weigh ?
Example Output:
89