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

[Q]: Problem: what least number must be subtracted from 13294 so that the remainder is exactly divisible by 97 ?
[A]: 5


[Q]: Problem: . 005 / ? = . 01
[A]: . 5


[Q]: Problem: two goods trains each 500 m long are running in opposite directions on parallel tracks . their speeds are 30 km / hr and 90 km / hr respectively . find the time taken by the slower train to pass the driver of the faster one ?
[A]:
30