SOLUTION: If b = 11a, what is the average (arithmetic mean) of b and a in terms of a?
Algebra.Com
Question 885837: If b = 11a, what is the average (arithmetic mean) of b and a in terms of a?
Answer by basketball1127(19) (Show Source): You can put this solution on YOUR website!
average
= (a + b)/2
= (a + 11a)/2
= 12a/2
= 6a
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