Question: If the ratio of boys to girls in a class is B and the ratio of girls to boys is G; then 10 (B + G) is ?\nOptions:\n(A) Equal to 3\n(B) Less than 3\n(C) More than 3\n(D) Less than 1/3\n(E) none of these Random thoughts:
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Let number of boys = x\nLet number of girls = y\nTherefore x/y = B and y/x = G\n10(B + G) = 10[(x/y) + (y/x)] = 10[(x2 + y2)/xy] > 10 The final answer: (E).
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