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May 29, 2009 9:42pm CST
Ratio of the present ages of son and father is 1:5 respectively and that of the mother and father is 4:5 respectively. After two years the ratio of son's age to the mother's age that time becomes 3:10. what is the father's present age? a. 30 years. b. 28 years. c. 37 years. c. Data inadequate. d. none of these. Answer is d.
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