SOLUTION: A is 4 times as old as B who is 3 times as old as C . if the sum of their age is 80 , how old is B ?

SOLUTION: A is 4 times as old as B who is 3 times as old as C . if the sum of their age is 80 , how old is B ?

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Question 1083719: A is 4 times as old as B who is 3 times as old as C . if the sum of their age is 80 , how old is B ?
Answer by josgarithmetic(39618) (Show Source): You can put this solution on YOUR website!

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and use this to evaluate A and C.
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