The present age of three persons are in the proportion of 4:7:9. Eight years ago, the sum of their ages was 56 years. The present age of the eldest person is -
Created: 6 months ago |
Updated: 5 months ago
best des
Let their present ages be 4x, 7 x and 9x years respectively.
Then, (4x - 8) + (7 x - 8) + (9x + 8) =56⇔20x = 80
x = 4
∴ Their present ages are 16 years, 28 years and 36 years respectively
Md Azizur Rahman
Founder of Satt
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