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

[EX Q]: Problem: a bullet train covers a distance in 50 min , if it runs at a speed of 48 kmph on an average . the speed at which the bullet train must run to reduce the time of journey to 40 min will be .
[EX A]: 60 kmph

[EX Q]: Problem: the total age of a and b is 14 years more than the total age of b and c . c is how many years younger than a ?
[EX A]: 14

[EX Q]: Problem: at veridux corporation , there are 215 employees . of these , 90 are female , and the rest are males . there are a total of 40 managers , and the rest of the employees are associates . if there are a total of 135 male associates , how many female managers are there ?
[EX A]:
50