In a school of 450 boys, 44% of Muslims, 28% Hindus, 10% Sikhs and the remaining of other communities. How many belonged to the other communities?\nOptions:\n(A) 72\n(B) 75\n(C) 80\n(D) 81\n(E) 90 Let's think first. Stream of consciousness:
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44 + 28 + 10 = 82%\n100 – 82 = 18%\n450 * 18/100 = 81
So, the answer is (D).
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