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Hi there! Have questions about your homework? At Brainly, there are 60 million students who want to help each other learn. Questions are usually answered in less than 10 minutes. Try it for yourself by posting a question! :D

Let the son age is 'x' then father age is '4x' after 5 years, son age is x+5 father age is 4x+5 but according to the problem, father age is three times of son's age therefore, 4x+5 = 3(x+5) => 4x+5 = 3x+15 => 4x-3x = 15-5 => x = 10 therefore son age is 10 years father age is 40 years