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# Speed Time & Distance

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Question 1

A man has to be at a certain place at a certain time. He finds that he shall be 20 minutes late if he walks at 3 km/hour speed and 10 minutes earlier if he walks at a speed of 4 km/hour. The distance he has to walk is

Question 2

Two trains start at the same time from A and B and proceed toward each other at the speed of 75 km/hr and 50 km/hr respectively. When both meet at a point in between, one train found to be travelled 175 km more than the other. Find the distance between A and B.

Question 3

Rehman walks at 8 km/hr and Roma cycles at 13 km/hr towards each other. What was the distance between them when they started if they meet after 36 minutes?

Question 4

Alok starts walking from P with speed of 6 km/h towards Q. Raman starts at same time from P towards Q with speed of 9 km/h. Raman reaches Q. turns back and starts walking towards P. He meets Alok at R. if PQ is 15 km, then what is PR?

Question 5

A man has to cover 120 km in 3 hrs by his car. He covers 3/4th of the distance with 2/3rd of times. What should be his speed for the remaining distance to cover on time?

Question 6

The speed of a boat in the still water 30 km/h. If the boat covers 60 km downstream in 1 hour 30 minutes, then what is the time taken by the boat to cover 60 km upstream?

Question 7

A man makes four trips of equal distances. His speed on first trip was 60 km/hr and in each subsequent trip his speed was half of the previous trip.What is the average speed (in km/hr) of the man in these four trips?

Question 8

A train 'B' speeding with 100 kmph crosses another train C, running in the same direction in 2 mins. If the length of the train B and C be 150m and 250m respectively then what is the speed of the train C (in kmph)?

Question 9

To travel 732 km, an Express train takes 6 hours more than Rajdhani. If the speed of the Express train is doubled, it takes 3 hours less than Rajdhani.
The speed of Rajdhani is

Question 10

A student takes 1.25 hours to travel from home to school of 4 km/h. By what percentage should he increase his speed to reduce the time by 25% to cover the same distance from school to home?
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