For some integer m, m^2 - 5 is divisible by all of the following EXCEPT\nOptions:\n(A) 38\n(B) 41\n(C) 30\n(D) 31\n(E) 29 Now, let's think a bit. Some random thoughts:
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Hint: m^2-5 (m is an integer) is never multiple of 3 (try to prove this), hence 30 is out.
The final answer: (C).
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