Question

Calculations involving speed
This exercise will give you practice in calculating speed, distance and time.
Take care with units. Speed may be in m/s or km/h.
1) A bird fies 75 m in 15 s. Calculate its speed.
2) A bus travels from one city to another, a distance of 80 km. It takes 1.6 hours.
Calculate its average speed on the journey.
3) A spider runs along the top of a wall at a speed of 0.24 m/s. How far will it run
in 5 s?
4) an advertisement for a new car states that it's top speed is 180km/h. If it could travel at this speed for 3h, how far would it go?
5) ahab has been sent to the shops by his mother. The shops are 1200m from his home. If ahab can run at average speed of 6km/s. How long will it take him to reach the shops?
6) a Japanese bullet train can travel at 300km/h. How long will it take to cover a section of track 180km in length? ​

Answer 1

Answer:

1- 5m/s

2- 50km/hr

3- 1.25m

4- 540 m

Explanation:

formula used -  distance = speed/ time