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:
Oliver was organizing his baseball cards in a binder with 3 on each page . If he had 2 new cards and 10 old cards to put in the binder , how many pages would he use ?

Ex Output:
4


Ex Input:
At the town carnival Oliver rode the ferris wheel 5 times and the bumper cars 4 times . If each ride cost 7 tickets , how many tickets did he use ?

Ex Output:
63


Ex Input:
Sam , Dan , Tom , and Keith each have 14 Pokemon cards . How many Pokemon cards do they have in all ?

Ex Output:

56