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Practice Set 12.2Mother is 25 year older thon her son, Findage to mother's age will be4 |
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Answer» Let the son's age be x. So, mother's age =x+25After 8 years,Son's age= x+8Mother's age =x+25+8=x+33 Sons age / Mother's age = 4/9x+8/x+33 = 4/99(x+8) = 4(x+33) 9x+72 = 4x+ 1325x=60x=12 So the son's age is 12 years. |
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