Questions On Speed.

1. A cheetah crosses a distance of 75m in 3 seconds. Calculate its average speed.
   Answer s = d/t = 75/3 = 25m/s
   
   
2. A swimmer covers a distance of 60 metres in 40 seconds. Calculate her average speed.
   
   Answer s = d/t = 60/40 = 1.5 m/s
   
   
3. An ostrich runs at a speed of 18 m/s. How far will it run in 2 seconds?
   
   Answer d = st = 18x2 = 36 metres
   
   
4. A swift can fly at a speed of 45 m/s. How far will it fly in 8 seconds?
   
   Answer d = st = 45x8 = 360 metres
   
   
5. A runner is moving with a speed of 5 m/s. How long will it take her to run a distance of 400m?
   
   Answer t = d/s = 400/5 = 80 seconds
   
   
6. A man is walking with an average speed of 1.3 m/s. How long will it take him to walk a distance of 195m?
   
   Answer t = d/s = 195/1.3 = 150 seconds
   
   
7. An athlete runs a distance of 120 metres in 15 seconds. Calculate his average speed.
   
   Answer s = d/t = 120/15 = 8 m/s
   
   
8. A satellite is moving at a speed of 8000 m/s. How far will it travel in 0.5 seconds?
   
   Answer d = st = 8000x0.5 = 4000 metres
   
   
9. A car is travelling at a speed of 96 km/hr. How long will it take to travel a distance of 240 km?
   
   Answer t = d/s = 240/96 = 2.5 hours
   
   
10. A snail is crawling at a speed of 5 mm/s. How far will it travel in 3 minutes?
    
    Answer d = st = 5x180 = 900 mm
    
    
11. The Earth revolves around the Sun with a speed of 28 800 m/s.
    How long will it take to travel a distance of 432 km?
    
    Answer t = d/s = 432 000 / 28 800 = 15 seconds