A person walks at a speed of 5 km/h for 1 hour and then runs at a speed of 10 km/h for 1 hour. What is the total distance covered?

B. 15 KM

If a cyclist travels at a speed of 12 km/h for 1.5 hours, how far does he travel?

B. 18 KM

If a train travels at a speed of 90 km/h, how far will it travel in 2.5 hours?

B. 225 KM

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

B. 75 KM/H

A cyclist covers a distance of 120 kilometers in 4 hours. If he increases his speed by 10 km/h, how long will it take him to cover the same distance?

B. 3.5 HOURS