Question
A family consists of father, mother, son and daughter.
At the time of father’s marriage, the mother was 7 years younger than her husband. The present age of the mother is three times the present age of her son. The ratio of the present ages of the son and daughter is 5:4. The present age of the daughter is 12 years. Find the present age of the father.Solution
ATQ, Present age of daughter = 12 years Son : Daughter = 5 : 4 ⇒ Son’s age = 12 × 5/4 = 15 years Mother’s present age = 3 × 15 = 45 years Mother is 7 years younger than father ⇒ Father’s present age = 45 + 7 = 52 years
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