1. A father tells his son, "I was of your present age when you were born". If the father is 36 now, how old was the boy five years back ?
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By: guest on 02 Jun 2017 02.07 am
Let the father's age be x and the son's age be y.Then, x - y = y or x = 2y,Now, x = 36. So, 2y = 36 or y = 18.Therefore Son's present age = 18 years.So, son's age 5 years ago = 13 years.