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

Example Input: Problem: a train traveling at 72 kmph crosses a platform in 33 seconds and a man standing on the platform in 18 seconds . what is the length of the platform in meters ?
Example Output: 300 meters

Example Input: Problem: carl is facing very difficult financial times and can only pay the interest on a $ 10,000 loan he has taken . the bank charges him a quarterly compound rate of 8 % . what is the approximate interest he pays annually ?
Example Output: 3500

Example Input: Problem: 5.005 / 4.004 =
Example Output:
1.2