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

Example Input: Problem: 30 pens and 75 pencils were purchased for 750 . if the average price of a pencil was 2.00 , find the average price of a pen .
Example Output: 20

Example Input: Problem: a hiker walking at a constant rate of 4 kilometers per hour is passed by a cyclist travelling in the same direction along the same path at a constant rate of 24 kilometers per hour . the cyclist stops and waits for the hiker 5 minutes after passing her while the hiker continues to walk at her constant rate . how many minutes must the cyclist wait until the hiker catches up ?
Example Output: 25

Example Input: Problem: the smallest number which when diminished by 6 , is divisible 12 , 14 , 16 , 18 and 22 is :
Example Output:
11094