Question

the avegrage of 3 numbers is 12 two of the numbers are 12 and 13 what is the third number

Answer 1

Answer:

Average of three numbers is = 12

So sum of three numbers is = 12+12+12 = 36

Sum of two numbers = 15+10 = 25

Third number = sum of three numbers - sum of two numbers

= 36–25 = 11

Third number is 11 ans.

Answer 2

Answer:

Third number is 11 ans.

Step-by-step explanation:

Average of three numbers is = 12

So sum of three numbers is = 12+12+12 = 36

Sum of two numbers = 15+10 = 25

Third number = sum of three numbers - sum of two numbers

= 36–25 = 11

Third number is 11 ans.