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The Age Of The Two Friends Were In The Ration Of 6:5.if The Sum Of Their Ages Is 66.then After How Many Years Their Ratio Will Become 7:6 ? |
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Answer» LET the age of two friends be 6x and 5x SUM of their ages 66 => 6x + 5x = 66 => 11x = 66 => x=6 The ages will be 36 and 30 (36+k)/(30+k) = 7/6 => 36 x 6 + 6k = 210 + 7k 216 + 6k = 210 + 7k => 6 = k After 6 years their ages will be in the ratio 7:6 Let the age of two friends be 6x and 5x Sum of their ages 66 => 6x + 5x = 66 => 11x = 66 => x=6 The ages will be 36 and 30 (36+k)/(30+k) = 7/6 => 36 x 6 + 6k = 210 + 7k 216 + 6k = 210 + 7k => 6 = k After 6 years their ages will be in the ratio 7:6 |
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