10 • 4 = _ • 5
10•4=40
40/5=8
C. is the answer your looking for
Answer:
Step-by-step explanation:

Answer:
9x^2-49
Step-by-step explanation:
FOIL
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