SOLUTION: If the average of six numbers is 12, and two of those numbers are 5 and 11, what is the average of the other four numbers?

Algebra ->  Average -> SOLUTION: If the average of six numbers is 12, and two of those numbers are 5 and 11, what is the average of the other four numbers?       Log On


   

Question 993397: If the average of six numbers is 12, and two of those numbers are 5 and 11, what is the average of the other four numbers?
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
.
(6)(12)=72
The sum of the six numbers is 72.
Subtracting 5 and 11, the sum of the 4 remaining numbers is 72-16=46
The average of 4 numbers whose sum is 46 is 46/4=11.5
.
ANSWER: The average of the other 4 numbers is 11.5.