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Arithmetic Aptitudes Ratio and Proportion
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Explanation:
Let number of boys = x Let number of girls = y Therefore x/y = B and y/x = G 3(B + G) = 3[(x/y) + (y/x)] = 3[(x2 + y2)/xy] > 3If the boy-to-girl ratio in a class is B and the girl-to-boy ratio is G, then 3 (B + G) equals?
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