Answer:
Mean = sum of all elements/number of elements
= (7.5 + 10.5 + 5 + 4.5 + 3.5 + 7.5 + 4 + 10 + 7.5 + 5)/10
= 6.5
=> Option C is correct
Hope this helps!
:)
The family traveled at 45 miles per hour.
Step-by-step explanation:
8
125 + 85=210.
210 * 8 = 1680.
Therefore, the answer is 8.