Question

Pamela is 6 years younger than Jiri. The sum of their ages is 36. What is Jiri’s age?

Answer 1

21 years.

Explanation:

Let Jiri's age be x years, then Pamela's age is x - 6 years.

The sum is 36 so we have the equation:

x + x - 6 = 36

2x = 36 + 6 = 42

x = 42/2 = 21.