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

Input: Consider Input: Problem: a tyre has two punctures . the first puncture alone would have made the tyre flat in 9 minutes and the second alone would have done it in 6 minutes . if air leaks out at a constant rate , how long does it take both the punctures together to make it flat ?

Output: 335 min


Input: Consider Input: Problem: if log 2 = 0.3010 and log 3 = 0.4771 then the value of log 4.5 is :

Output: 0.6532


Input: Consider Input: Problem: find the greatest number which on dividing 6215 and 7373 , leaves a reminder of 23 and 29 respectively


Output: 14