The task is to generate the correct answer for a given math problem.

Input: Consider Input: Problem: the area of a triangle is with base 10 m and height 5 m ?

Output: 25


Input: Consider Input: Problem: maxwell leaves his home and walks toward brad ' s house at the same time that brad leaves his home and runs toward maxwell ' s house . if the distance between their homes is 72 kilometers , maxwell ' s walking speed is 6 km / h , and brad ' s running speed is 12 km / h . what is the distance traveled by maxwell when they meet in the middle ?

Output: 24


Input: Consider Input: Problem: if it takes a tub 3 minutes to drain 6 / 7 of its content , how much more time will it take for the tub to be empty ?


Output: 30 seconds