Answer:
Average speed = 40 mph.
Step-by-step explanation:
Average speed can be calculated by using the formula
Speed = Distance ÷Time
Given Distance covered = 26\frac{2}{3} =\frac{80}{3}2632=380 miles.
Time =\frac{2}{3}32 hours .
Substituting the values of distance and time we have :
Average speed = \frac{\frac{80}{3} }{\frac{2}{3} }32380
=\frac{80}{3} .\frac{3}{2} =40380.23=40 miles per hour.