Question 13
Jonathan is 10 years old. His brother, Joseph, is 14 years old. How old will each boy be when the sum of their ages is 50?
**Editorial note for this self-study exercise:** Enter Jonathan’s age first, then Joseph’s age, in years, separated by a semicolon with no spaces.
**Editorial note for this self-study exercise:** Enter Jonathan’s age first, then Joseph’s age, in years, separated by a semicolon with no spaces.