Question

4. Walking at the rate of 4 km/h a man cover certain distance in 2 hr 45 min. In how
much time the man will cover the same distance while running at a speed of 16.5
km/h?
5. Determine the time taken when, distance is 7150 km and speed is 780 km/h.
6. A train covers a distance in 50 min, if it runs at a speed of 48 km/h. Calculate the
speed at which the train must run to reduce the time of journey to 40 min.
7. Find out the distance covered when, speed is 960 km/hour and time is 1 hour 50
minutes.
8. Find the time taken to cover the distance from Delhi to Agra, a distance of 360 km, by
the Shatabdi express moving at 20 m/s in:
(a) m/s
(b) km/h
9. Find speed when, distance is 142 km and time is 2 hours.
10. A cyclist covers 950 m in 5 minutes. Find his speed in km/ hour.
11. Express the speed of 60 m per minute in km per hour.
12. Aaron ran 500 metre in 100 Seconds. Find the speed in km per hour.
13. A cyclist travels at a speed of 20 km/hour. How far will he travels in 50 minutes?
14. A man runs at the speed of 10 km/hr. How much time will he take to cover 750
metres?
15. If a tortoise is walking at a speed of 10m/s and rabbit at a speed of 15 m/s, Which one
is faster? How much distance they would cover in 30 s?

Answer 1

Explanation:

4)11 km

5)9.16 hrs

6)60km/hr

7)1760 km

8)a.18000 sec

b.5 hrs

9)71km/hr

10)11.4 km/hr

11)3.6 km/hr

12)18 km/ hr

13)16.667km

14)270 seconds

15)rabbit is fast

300 mtrs-tortoise

450 mtrs-rabbit