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

[Q]: Problem: the number of positive integer solutions for the equation x + y + z + t = 30 is
[A]: 3654

[Q]: Problem: how many seconds will a train 120 meters long take to cross a bridge 150 meters long if the speed of the train is 36 kmph ?
[A]: 27 sec

[Q]: Problem: what positive number , when squared , is equal to the cube of the positive square root of 14 ?
[A]:
4