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

Input: Consider Input: Problem: a and b together can complete work in 6 days . a alone starts working and leaves it after working for 4 days completing only half of the work . in how many days it can be completed if the remaining job is undertaken by b ?

Output: 12


Input: Consider Input: Problem: if a man lost 4 % by selling oranges at the rate of 72 a rupee at how many a rupee must he sell them to gain 44 % ?

Output: 48


Input: Consider Input: Problem: the sum of two consecutive number is 67 . which is the larger number ?


Output: 34