A runner completes a 10 km race in 50 minutes. What is the runner's speed in km/h?

B. 12 KM/H

A cyclist covers a distance of 45 kilometers in 1.5 hours. What is the cyclist's speed in km/h?

B. 30 KM/H

A car travels 150 kilometers in 2 hours. What is its average speed?

B. 75 KM/H

If a train travels at a speed of 90 km/h, how long will it take to cover a distance of 270 kilometers?

B. 3 HOURS

If a person walks at a speed of 4 km/h, how long will it take to walk 10 km?

B. 2 HOURS