If P represents the product of the first 18 positive integers, then P is NOT a multiple of  Select the correct option:	A) 99	B) 84	C) 72	D) 65	E) 38
Answer is E.   Since prime factor of 38 is 2x19. 19 is a prime number and not part of the first 18 positive integers.   A) 9 x 11   B) 12 x 7   C) 12 x 6   D) 13 x 5   38) 2 x 19
<result>E</result>
If P represents the product of the first 18 positive integers, then P is NOT a multiple of