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

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

A: 8
****
Q: Problem: the average age of 10 men is increased by years when two of them whose ages are 21 years and 23 years are replaced by two new men . the average age of the two new men is

A: 3
****
Q: Problem: the area of a triangle is with base 2 m and height 3 m ?

A:
3
****