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the present age of Mr Sen And his son are in ratio 17:9 if the ratio of their ages 9 years ago was 7: 3 then find their present age . |
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Answer» Let 17x and 9X be their present ages. Given that their age 9 years AGO is in the RATION of 7:3. (17x-9):(9x-9) = 7 : 3 3(17x-9) = 7(9x-9) 51x - 27 = 63x - 63 12x = 36 x = 3. Present age of sen = 17 * 3 = 51. |
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