Time, Speed and Distance

1) A person crosses a 600 m long street in 5 minutes. What is his speed in km per hour?
(A) 3.55
(B) 7.2
(C) 14.4
(D) 6.5

2) A train takes 50 minute for a journey if it runs at 48 km/hr. The rate at which the train must run to reduce the time to 40 minutes will be
(A) 50 km/hr
(B) 55 km/hr
(C) 60 km/hr
(D) 57 km/hr

3) A car travelled 100 km with half the distance at 40 km/h and the other half at 80 km/h. Find the average speed of the car for the whole journey.
(A) 53.33 Km/hr
(B) 53 Km/hr
(C) 54 1/4 Km/hr
(D) 55 Km/hr

4) A man normally takes 5 hours to travel at a certain speed from city A to city B. One day he increases in speed by 4 km/h and finds that the journey from A to B takes half an hour less than the normal time. Find his normal speed.
(A) 36 km/h
(B) 37 km/h
(C) 38 km/h
(D) 39 km/h

5) A man takes 50 minutes to cover a certain distance at a speed of 6km/hr. If he walks with a speed of 10 km/hr, he covers the same distance in.
(A) 1 hour
(B) 30 minutes
(C) 20 minutes
(D) 10 minutes

6) A man walked for 3 hours at 4.5 Km/h and cycled for some time at 15km/h. Altogether he travelled 21 Km. Find the time taken for cycling.
(A) 2 hours
(B) 1 hour
(C) 1.5 hour
(D) 0.5 hour

7) Excluding stoppages, the speed of a bus is 54 kmph and including stoppages, it is 45 kmph. For how many minutes does the bus stop per hour?
(A) 5
(B) 10
(C) 15
(D) 20

8) If a person walks at 14 km/hr instead of 10 km/hr, he would have walked 20 km more. The actual distance travelled by him is:
(A) 50 km
(B) 56 km
(C) 70 km
(D) 80 km





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