Question
The ratio of the ages of a father and his son is 7 : 3.
If the sum of their ages is 60 years, find father's age.Solution
Let father’s age = 7x, son’s age = 3x 7x + 3x = 60 10x = 60 x = 6 Father’s age = 7 × 6 = 42 years Son’s age = 3 × 6 = 18 years Answer: Father = 42 years
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