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: lex read another book with 240 pages . if he read the same number of pages for 12 days how many pages did he read every day ?

Output: 20


Input: Consider Input: at lunch a waiter had 10 customers and 5 of them did n't leave a tip . if he got $ 3 each from the 1 who did tip how much money did he earn ?

Output: 15


Input: Consider Input: when they got there they saw that sfl is already filled with people . every entrance has a long line with 283 people waiting to get in . if sfl has 5 entrances how many people in total are waiting to get in ?


Output: 1415