Respuesta :

11 + 13 + 17 + 19 = 60
60 divided by 4 = 15
Hope this helps!

Answer:

The average is mean

Mean is the sum of all the numbers divided by the total so the first prime numbers which are grater than 10 are 11, 13, 17, 19.

So we will add these

11+13+17+19=60

60/4= 15

SO 15 is the answer