The age of father is four times the age of his son. Five years hence, the age of father will be three times the age of his son. Find their present age

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Solution

Present age of father and son = 4x and x
ages after five years = 4x + 5 and x + 5

(4x + 5) = 3(x + 5)
x = 10
son = 10 , father = 40

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The age of father is four times the age of his son. Five years hence, the age of father will be three times the age of his son. Find their present age

Present age of father and son = 4x and x ages after five years = 4x + 5 and x + 5 (4x + 5) = 3(x + 5) x = 10 son = 10 , father = 40

Present age of father and son = 4x and x
ages after five years = 4x + 5 and x + 5

(4x + 5) = 3(x + 5)
x = 10
son = 10 , father = 40