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The sum of the ages of two friends is 74 aFter 1 year the ratio will be 9:10.what was the ratio 9years ago

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Answer:

The sum of the AGES of two FRIENDS is 74. After one year the ratio of their ages will be 9:10. What was the ratio of their ages NINE years ago?

Solution: The sum of the ages of two friends is 74, this year.

Next year, the sum = 76. If one is 9x the other is 10x, next year.

9x+!0x =19x = 76, or X = 4

Next year their ages will be 36 and 40.

Nine years ago the ratio of their ages was 26:30 or 13:15. Answer.



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