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: Jerry was helping the cafeteria workers pick up lunch trays , but he could only carry 8 trays at a time . If he had to pick up 9 trays from one table and 7 trays from another , how many trips will he make ?

Output: 2

Input: Consider Input: A teacher had 7 worksheets to grade . If she graded 2 , but then another 46 were turned in , how many worksheets would she have to grade ?

Output: 51

Input: Consider Input: Luke was organizing his baseball cards in a binder with 3 on each page . If he had 3 new cards and 9 old cards to put in the binder , how many pages would he use ?
Output: 4