Question
The age of a father is 4 times that of his son. After 6
years, the father will be 3 times as old as his son. Find the present age of the son.Solution
Let the present age of the son be x years. Then the father’s age is 4x years. After 6 years, the father will be 4x + 6, and the son will be x + 6. Given: 4x + 6 = 3(x + 6). 4x + 6 = 3x + 18. x = 12 years.
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