The average of scores is 160.5
Step-by-step explanation:
Mean is the sum of all values divided by the number of values.
Given scores are:
138,151,198,147,156, and 173
The formula for average score is given by:

Putting values

The average of scores is 160.5
Keywords: Mean, Average
Learn more about mean at:
#LearnwithBrainly
Answer:
3
Step-by-step explanation:
9 x (N + 2) = 45
9N + 18 = 45
9N = 27
N = 3
I think it’s 55.6 square inches
Sorry if I’m wrong! :)
Answer:
What to prove, solve for?