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.

Input: Consider Input: A pet store had 78 puppies . In one day they sold 30 of them and put the rest into cages with 8 in each cage . How many cages did they use ?

Output: 6

Input: Consider Input: Amy had 26 music files and 36 video files on her flash drive . If she deleted 48 of the files , how many files were still on her flash drive ?

Output: 14

Input: Consider Input: Maria had 14 bottles of water in her fridge . If she drank 8 of them and then bought 45 more , how many bottles would she have ?
Output: 51