If 48m + 48n = 2880, What is the Average of m and n?
Answer: (4) 30
48m + 48n = 2880
Both side divide by 48,
m + n = 60
The average of m and n = (m + n)/2 = 60/2 = 30
Then, the average of m and n is 30.
Hence, the answer is (4) 30.