Question

The average of three numbers is 12. If two of the numbers is 13 and 15.
then which is the third number?
(B) 8 (C) 16
(D) 20
(A) 6​

Answer 1

Answer:

(13 + 15+ x)/ 3= 12

(28+x) = 36

x= 8

hope this helps mark it as brainiest

Answer 2

Step-by-step explanation:

since AVG = sum of all numbers / total numbers present