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

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


[Q]: Problem: given that p is a positive even integer with a positive units digit , if the units digit of p ^ 3 minus the units digit of p ^ 2 is equal to 0 , what is the units digit of p + 4 ?
[A]: 10


[Q]: Problem: a cyclist covers a distance of 750 m in 2 min 30 sec . what is the speed in km / hr of the cyclist ?
[A]:
18 km / h