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

[EX Q]: Problem: if the personal income tax rate is lowered from 46 % to 32 % , what is the differential savings for a tax payer having an annual income before tax to the tune of $ 36000 ?
[EX A]: $ 5040

[EX Q]: Problem: 33 1 / 3 % of 36 ?
[EX A]: 12 number

[EX Q]: Problem: the product x of two prime numbers is between 17 and 100 . if one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25 , then x =
[EX A]:
9