There are four prime numbers written in ascending order of magnitude. The product of the first three is 7429 and of the last three is 12673. Find the fourth number?
A. 17 B. 29 C. 23 D. 31
Options:
(A) 17
(B) 29
(C) 23
(D) 31
(E) 33 Hmmm, my stream of consciousness:
(7429/12673) = 17/29 Fourth Number is 29 So, the answer is (B).