Speed and average speed.

A train traveled 30 kilometers at an average speed of 60 kilometers per hour.

It took _____ hour to travel 30 kilometers.

A horse ran 400 meters at an average speed of 1200 meters per minute.

It took _____ minute to run 400 meters.

A car traveled at an average speed of 80 kilometers per hour of 5 hours. What was the distance traveled?

Mr Chen took 15 minutes ro walk from his house to the library. His average speed was 60 meters per minute. Find the distance between Mr. Chen's house and the library.

A car traveled 240 kilometers at an average speed of 80 kilometers per hour.

It took _____ hours to travel 240 kilometers.