What must be your average speed in order to travel 350 km in 5.15 h?
A)66.0 km/h
B)67.0 km/h
C)68.0 km/h
D)69.0 km/h

Question

Quizplus · Accepted Answer

To find the average speed, we need to divide the total distance (350 km) by the total time (5.15 hours).

Average speed = total distance ÷ total time
Average speed = 350 km ÷ 5.15 h
Average speed = 67.96 km/h (rounded to one decimal place)

The closest answer choice is C, which is 68.0 km/h, so the best choice is:

Answer: C

What Must Be Your Average Speed in Order to Travel