Time and Distance Questions

FACTS  AND  FORMULAE  FOR  TIME  AND  DISTANCE

1.Speed = DistanceTime,  Time=DistanceSpeed, Distance= Speed×Time 

 

2. x km/hr = x×518 m/sec

 

3. x m/sec = x×185 km/hr

4. If the ratio of the speeds of A and B is a:b , then the ratio of the times taken by them to cover the same distance is or b : a

5. Suppose a man covers a certain distance at x km/ hr and an equal distance at y km/hr . Then, the average speed during the whole journey is 2xyx+ykm/hr.

Q:

A man travels 430 kilometres in, partly by rail and partly by steamer. He spends 10 hours more time on steamer. If the velocity of the steamer is 25 km/hr and the velocity of rail is 65 km/hr, how much distance does he cover by steamer?

A) 360 km B) 300 km
C) 450 km D) 540 km
 
Answer & Explanation Answer: B) 300 km

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Q:

Raghu goes to college at a speed of 4 kmph and returns at a speed of 3 kmph. If he takes 5.95 hrs in all, then what is the distance between his home and the college?

A) 10.2 km B) 10.5 km
C) 10 km D) 20 km
 
Answer & Explanation Answer: A) 10.2 km

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Q:

A farmer travelled a distance of 61 km in 9 hours. He travelled partly on foot at a speed of 4 km/hour and partly on bicycle at a speed of 9 km/hour . The distance travelled on foot is

A) 14 km B) 16 km
C) 20 km D) 18 km
 
Answer & Explanation Answer: B) 16 km

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Q:

A man travels 404 kilometres in partly by rail and steamer. He spends 10 hours more time on steamer. If the speed of the steamer is 30 km/hr and the velocity of rail is 50 km/hr, how much distance does he cover by steamer?

A) 407 km B) 509 km
C) 610 km D) 339 km
 
Answer & Explanation Answer: D) 339 km

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Q:

A Bus travels at the speed of 36 km/hr, then the distance covered by it in one second is

A) 10 m B) 15 m
C) 12.5 m D) 13.5 m
 
Answer & Explanation Answer: A) 10 m

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Q:

If a person walks at 12 km/hr instead of 10 km/hr, he would have walked 1 km more in the same time. What is the actual distance (in kms) travelled by him at 10 km/hr in the same time?

A) 8 B) 10
C) 5 D) 12
 
Answer & Explanation Answer: C) 5

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Q:

A boy starts from his house and walks at a speed of 5 km/hr and reaches his school 3 minutes late. Next day he starts at the same time and increases hisspeed by 4 km/hr and reaches 3 minutes early. What is the distance (in km) between the school and his house?

A) 1 B) 1.25
C) 1.125 D) 1.5
 
Answer & Explanation Answer: C) 1.125

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Q:

Two cars travel from city A to city B at a speed of 30 and 44 km/hr respectively. If one car takes 3.5 hours lesser time than the other car for the journey, then the distance between City A and City B is

A) 330 km B) 396 km
C) 495 km D) 264 km
 
Answer & Explanation Answer: A) 330 km

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