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After 1 year, the father's age will be 4 times the age of his son. After 5 years, the father's age will be three times the age of his son. Find the age of the father and his son.

Solution

Solution

Father^{'} s age is : 31

Boy^{'} s age is : 7

Solution steps

Translate the problem into an equation:

x + 1 = 4 (y + 1), x + 5 = 3 (y + 5)

x + 1 = 4 (y + 1), x + 5 = 3 (y + 5) : x = 31, y = 7

Father^{'} s age is : 31

Boy^{'} s age is : 7

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