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Of three babies born yesterday, the lightest weighs five-sevenths as much.........how much does the heaviest baby weigh?

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Of three babies born yesterday, the lightest weighs five-sevenths as much as the heaviest, which is as much heavier than the middle-heaviest baby as the middle baby is heavier than the lightest.
If the middle baby weighs 91 b, how much does the heaviest baby weigh?

posted Mar 1, 2018 by Saif Khanam

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1 Answer

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106 1/6 b


L=Hx5/7
M=91 b
H-M=M-L
H+L=2M=2x91=182 b
H+Hx5/7=182
H=106 1/6 b

answer Jun 21, 2018 by Hanifa Mammadov



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