Answer:
The average of all textbooks is $38.60.
Step-by-step explanation:
Here's why to calculate average we do sum of all numbers divided by the number of numbers, for example if we average 2 and 3, we do 2+3 divided by 2. Which happens to be 2.5. Now for this problem we divide the sum by 3.
Therefore getting our answer of $38.60.
If this helps hit the thank button!
Answer:
3.

Step-by-step explanation:
number 1 equals 8 1/5
number 2 equals 5
number 3 equals 9 1/3
-$12.99
That should be it, hit me up for any additional questions
Answer:
60%
Step-by-step explanation:
Because 3 ÷ 5 = 60% Hope that helps!