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.

Ex Input:
a delivery driver had to make 3 more stops on his route . at each stop he had to drop off 9 boxes . how many boxes does he have ?

Ex Output:
27


Ex Input:
if each bus have 9 rows of seats and each row of seats can accommodate 4 children how many children can each bus accommodate ?

Ex Output:
36


Ex Input:
there are 35 eggs in margaret 's egg collection . if the eggs are organized into 5 groups how big is each group ?

Ex Output:

7