EM-1086
Rate and average speed
E Math · Secondary 3 · Easy · Rate and average speed
A runner covers 4.5 km in 30 minutes at a constant speed. What is his average speed in km/h?
- 9 km/h
- 7.5 km/h
- 13.5 km/h
- 15 km/h
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.