Question

john is (1)/(3) as old as his father and two years younger than his sister Kathy. The sum of the ages of the three is 67. Find the age of each.

Answer 1

let john's age be x
fathers age=3x
kathy's age=x+2
x+3x+x+2=67
5x=65
x=13
john is 13 years old
his father is 39 years old
kathy is 15 years old.

Answer 2

Thank you! :)