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: a mailman has to give out 192 pieces of junk mail . if he goes to 4 blocks how many pieces of junk mail should he give each block ?
Example Output: 48

Example Input: they also gathered paper to create some star-shaped papier-mache . if each star requires 20 pieces of paper and they had 680 pieces of paper how many stars were they able to make ?
Example Output: 34

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