Find the average of the first 9 natural numbers?\nOptions:\n(A) 8\n(B) 5\n(C) 10\n(D) 11\n(E) 12
Let's think step by step below.
(B)
Average of the first 'n' natural numbers = (n + 1)/2\nWe get (9 + 1)/2 = 5.

Thus, the answer is (B)