Answer:8
Step-by-step explanation: behind the x value (5) there are 2 ages that had a value. You add the two values (5+3) and you get 8.
Final answer is 8.
To find the range of these scores, we must take the largest scores and subtract the smallest from it.
The largest score is 99, and the smallest score is 80.
99 - 80 = 19
By finding like denominators, you can add the fractions on each side. Then, compare by cross multiplying.
If they’re all weighted equally, then your average grade will be 79.9%
I believe that the answer is C sorry if it is wrong.