The sum of the ages of the son and father is 120 years, The father's age is 3 times than that of the son . What is the age of father?

The sum of the ages of the son and father is 120 years, The father's age is 3 times than that of the son . What is the age of father? Correct Answer 90

Let, son age = P       father age = 3PNow, P+3P = 120          P = 30So, the age of father is = 3P = 3*30 = 90 (Ans)
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