Convert speeds between km/h and m/s

Convert the distance and the time separately: 1 km = 1000 m and 1 hour = 3600 s.

1. A cyclist travels at 342 km per hour. What is that speed in metres per second?
2. A train travels at 150 metres per second. What is that speed in kilometres per hour?
3. A car travels at 85 metres per second. What is that speed in kilometres per hour?
4. A train travels at 75 metres per second. What is that speed in kilometres per hour?
5. A train travels at 360 km per hour. What is that speed in metres per second?
6. A runner travels at 198 km per hour. What is that speed in metres per second?
7. A runner travels at 630 km per hour. What is that speed in metres per second?
8. A bus travels at 558 km per hour. What is that speed in metres per second?
9. A cyclist travels at 486 km per hour. What is that speed in metres per second?
10. A car travels at 285 metres per second. What is that speed in kilometres per hour?
11. A cyclist travels at 468 km per hour. What is that speed in metres per second?
12. A runner travels at 110 metres per second. What is that speed in kilometres per hour?
13. A cyclist travels at 216 km per hour. What is that speed in metres per second?
14. A train travels at 1242 km per hour. What is that speed in metres per second?
15. A bus travels at 5 metres per second. What is that speed in kilometres per hour?
16. A cyclist travels at 1080 km per hour. What is that speed in metres per second?
17. A cyclist travels at 1152 km per hour. What is that speed in metres per second?
18. A train travels at 455 metres per second. What is that speed in kilometres per hour?
19. A runner travels at 470 metres per second. What is that speed in kilometres per hour?
20. A runner travels at 648 km per hour. What is that speed in metres per second?