Question

Masha is three times as old as Pete. Their age difference is

10 years. How old is Pete?
Pete is
years old.

Answer 1

Pete is 5

Explanation:

Let Pete's age be x

Therefore Masha is 3x

since their age difference is 10,

3x - x = 10

2x = 10

x = 5

check:

3x = 15

x = 5

15 - 5 = 10