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 OK. Let's think. Some random thoughts first:
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Average of the first 'n' natural numbers = (n + 1)/2\nWe get (9 + 1)/2 = 5 The answer: (B).
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