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

Ex Input:
Problem: if s and t are both odd prime numbers ands < t , then how many different positive integer factors does 2 sthave ?

Ex Output:
8


Ex Input:
Problem: a jeep takes 9 hours to cover a distance of 480 km . how much should the speed in kmph be maintained to cover the same direction in 3 / 2 th of the previous time ?

Ex Output:
35 kmph


Ex Input:
Problem: in digging a pond 20 m * 10 m * 5 m the volumes of the soil extracted will be ?

Ex Output:

1000 cu . m