Respuesta :

Qwerty1956

Simple addition my dear friend. We know that Tina is 5 years older than John. So however old John is, if you ad 5 to that, you get Tina's age. So, 10 + 5 = 15. Tina is 15 years old.

barteknaruszewicz

Answer:

15

Step-by-step explanation:

10 + 5