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

Input: Consider Input: Problem: the diameter of the driving wheel of a bus in 140 cm . how many revolutions per minute must the wheel make in order to keep a speed of 33 kmph ?

Output: 125

Input: Consider Input: Problem: a jeep takes 9 hours to cover a distance of 480 km . how much should the speed in kmph be maintained to cover the same direction in 3 / 2 th of the previous time ?

Output: 35 kmph

Input: Consider Input: Problem: in x - y plane , there is a right triangle abc ( b = 90 o ) . if the length of ac is 25 and the slope of line segment ac is 4 / 3 , what is the length of ab ?
Output: 20