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

[EX Q]: Problem: a jogger running at 9 kmph along side a railway track is 260 metres ahead of the engine of a 120 metre long train running at 45 kmph in the same direction . in how much time will the train pass the jogger ?
[EX A]: 38 sec

[EX Q]: Problem: at what rate percent on simple interest will rs . 750 amount to rs . 900 in 8 years ?
[EX A]: 2.5 %

[EX Q]: Problem: if 64 ( 8 ^ x ) = 1 then x =
[EX A]:
-