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What is the product of their present ages?

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The present ages of A, B and C are in proportions 3:6:8.
Five years ago, the sum of their ages was 70.
What is the product of their present ages?

posted Dec 10, 2019 by Aastha Joshi

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1 Answer

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3x+6x+8x=70+3*5 (sum of ages now)
17x=85
x=5
15, 30, 40
15*30*40=18000

answer Dec 10, 2019 by Hanifa Mammadov



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