The task is to generate the correct answer for a given math problem.
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Question: Problem: for any integer n greater than 1 , n * denotes the product of all the integers from 1 to n , inclusive . how many prime numbers are there between 6 * + 2 and 6 * + 6 , inclusive ?

Answer: none


Question: Problem: the curved surface of a sphere is 64 π cm 2 . find its radius ?

Answer: 4', 'd ) 9', 'e ) 7'


Question: Problem: find the principle on a certain sum of money at 5 % per annum for 3 1 / 5 years if the amount being rs . 1450 ?

Answer:
rs . 1250