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(#M40020566) EXAM QUESTION time,speed Keep an EYE

Rahul can row a certain distance downstream in 6 hour and return the same distance in 9 hour. If the speed of Rahul in still water is 12 km/hr, Find the speed of the stream.

A.

2 km/hr

B.

2.4 km/hr

C.

3 km/hr

D.

1.5 km/hr

Asked In exam MAN (12 years ago)

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(#M40020564) EXAM QUESTION time,speed Keep an EYE

A car driver driving in fog, passes a pedestrian who was walking at the rate of 2km/h in the same direction. The pedestrian could see the car for 6 min and it was visible to him up to a distance of 0.6 km. The speed of the car would be :

A.

8 km/h

B.

800 m/h

C.

200 m/h

D.

15 km/h

Asked In exam MAN (12 years ago)

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(#M40020563) EXAM QUESTION time,speed Keep an EYE

X and Y start walking towards each other at 10am at speeds of 3km/hr and 4km/hr respectively. They were initially 17.5 km apart. At what time do they meet?

A.

2:30 pm

B.

11 :30 pm

C.

1:30 pm

D.

12 :30 pm

Asked In exam MAN (12 years ago)

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(#M40020562) EXAM QUESTION time,speed Keep an EYE

Two places A and B are separated by a distance of 200 m. Ajay and Jay have to start simultaneously from A, go to B and return to A. In 10 s they meet at a place 10m from B. If Ajay is faster than Jay, in how much time, after they start, will Ajay return to A?

A.

19 sec

B.

200
21
sec

C.

400
21
sec

D.

190
21
sec

Asked In exam MAN (12 years ago)

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(#M40020561) EXAM QUESTION time,speed Keep an EYE

A man sitting in train travelling at the rate of 50 km/hr observes that it takes 9 sec for a goods train travelling in the opposite direction to pass him. If the goods train is 187.5m long. Find its speed

A.

40 km/hr

B.

30 km/hr

C.

24 km/hr

D.

25 km/hr

Asked In exam MAN (12 years ago)

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(#M40020560) EXAM QUESTION time,speed Keep an EYE

P and Q start running in opposite directions (towards each other) on a circular track starting at diametrically opposite points. They first meet after P has run for 75m and then they next meet after Q has run 100 m after their first meeting. Assume that both of them are running a constant speed. The length of the track (in metre) is:

A.

70

B.

175

C.

250

D.

350

Asked In exam MAN (12 years ago)

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(#M40020559) EXAM QUESTION time,speed Keep an EYE

A hare, pursued by a grey-hound is 20 of her own leaps ahead of him. While the hare takes 4 leaps, the grey-hound takes 3 leaps. 3 leaps of grey-hound is equal to 2 leaps of hare. In how many leaps will the grey-hound overtake the hare?

A.

180 leaps

B.

270 leaps

C.

360 leaps

D.

90 leap

Asked In exam MAN (12 years ago)

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(#M40020557) EXAM QUESTION time,speed Keep an EYE

A motorboat whose speed is 15 km/hr in still water goes 30km downstream and comes back in four and a half hours. The speed of the stream is:

A.

4.5 km/hr

B.

6 km/hr

C.

7 km/hr

D.

5 km/hr

Asked In exam MAN (12 years ago)

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(#M40020555) EXAM QUESTION time,speed Keep an EYE

A boatman rows to a place 45 km distant and back in 20 hour. He finds that he can row 12 km with the stream in the same time as 4km against the stream. Find the speed of the stream.

A.

3 km/hr

B.

2.5 km/hr

C.

4 km/hr

D.

3.5 km/hr

Asked In exam MAN (12 years ago)

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(#M40020554) EXAM QUESTION time,speed Keep an EYE

Two identical trains A and B running in opposite direction at same speed tale 2 min to cross each other completely. The number of bogies of A are increased from 12 to 16. How much more time would they now require to cross each other?

A.

40 sec

B.

50 sec

C.

60 sec

D.

20 sec

Asked In exam MAN (12 years ago)

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