Application of speed

Who runs faster?

• Billy

• Roy

A train travelled 400 km in 3 h and 20 min. What is the average speed of the train in km/h?

A school bus carries pupils to the school from the train station in 20 min. The distance between the school and the train station is 12 km. What is the average speed of the school bus in km/h?

Frankie rides a bicycle from his home to the supermarket at a speed of 10 m/s for 4 min. What is the distance between Frankie's home and the supermarket in m?

The winner of the skiing competition won the 540-metre race at a speed of 12 m/s. How long did he take to finish the race in s?

Billy's cousin ran 840 m at a speed of 2.8 m/s. How many minutes did he take to run in min?

Cargo ship A and cargo ship B depart from the pier in opposite directions. Cargo ship A sails at a speed of 32 km/h. Cargo ship B sails at a speed of 24 km/h. How many kilometres apart will they be after 4 hours?

Two bees fly at same direction from the same place and at the same time. Their flying speeds are 6 m/s and 7.5 m/s respectively. What is the distance between them after 20 seconds?

In a running race, Wendy ran at a speed of 3 m/s while Carol ran at a speed of 3.2 m/s. Wendy finished the race in 40 seconds. How many seconds did Carol take to finish the race?

Hilda’s home is 26 km away from her school. She got on a school bus at 7:16 a.m. and arrived at school at 7:55 a.m. What was the travelling speed of the school bus in km/h?