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CAT
IMPORTANT
Earn 100

An ant climbing up a vertical pole ascends 12 meters and slips down 5 meters in every alternate hour. If the pole is 63 meters high how long will it take it to reach the top?

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Important Questions on Time, Speed and Distance

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CAT
IMPORTANT
The Sabarmati Express left Ahmedabad for Mumbai. Having travelled 300 km, which constitutes 66.666 per cent of the distance between Ahmedabad and Mumbai, the train was stopped by a red signal. Half an hour later, the track was cleared and the engine- driver, having increased the speed by 15 km per hour, arrived at Mumbai on time. Find the initial speed of the Sabarmati Express.
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A motorcyclist left point A for point B. Two hours later, another motorcyclist left A for B and arrived at B at the same time as the first motorcyclist. Had both the motorcyclists started simultaneously from A and B travelling towards each other, they would have met in 80 minutes. How much time did it take the faster motorcyclist to travel from A to B?

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IMPORTANT
The difference between the times taken by two buses to travel a distance of 350 km is 2 hours 20 minutes. If the difference between their speeds is 5 kmph, find the slower speed.
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IMPORTANT
One bad day, at 7 a.m. I started on my bike at the speed of 36 kmph to meet one of my relatives. After I had travelled some distance, my bike went out of order and I had to stop. After resting for 35 minutes, I returned home on foot at a speed of 14 kmph and reached home at 1 p.m. Find the distance from my house at which my bike broke down.
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IMPORTANT

Three brothers, Ram, Shyam and Mohan, travelled by road. They all left the college at the same time-12 noon. The description of the motions of the three are detailed below:

Name Ram Shyam Mohan
Phase 1 Bus for 2 hours @10mph Bike for 1 hour @30mph oot for 3 hours @3.33mph
Phase 2 bike for 1.5 h @40mph foot for 3 h @3.33mph bus for 3 h @10mph
Phase 3 foot for 3h @3.33mph bus for 4 h @10mph bike for 2 h @30mph
At what distance from the start does Mohan overtake Shyam?
EASY
CAT
IMPORTANT

Three brothers, Ram, Shyam and Mohan, travelled by road. They all left the college at the same time-12 noon. The description of the motions of the three are detailed below:

Name Ram Shyam Mohan
Phase 1 Bus for 2 hours @10mph Bike for 1 hour @30mph oot for 3 hours @3.33mph
Phase 2 bike for 1.5 h @40mph foot for 3 h @3.33mph bus for 3 h @10mph
Phase 3 foot for 3h @3.33mph bus for 4 h @10mph bike for 2 h @30mph
If Ram travelled by bike instead of foot in the last of his journey (for the same distance as he had covered by foot), what is the difference in the times Of Ram and Mohan to cover 90 miles?
EASY
CAT
IMPORTANT

Three brothers, Ram, Shyam and Mohan, travelled by road. They all left the college at the same time-12 noon. The description of the motions of the three are detailed below:

Name Ram Shyam Mohan
Phase 1 Bus for 2 hours @10mph Bike for 1 hour @30mph oot for 3 hours @3.33mph
Phase 2 bike for 1.5 h @40mph foot for 3 h @3.33mph bus for 3 h @10mph
Phase 3 foot for 3h @3.33mph bus for 4 h @10mph bike for 2 h @30mph
If all of them travelled a distance of 100 miles, who reached first and at what time (assume the last leg time increases to cover 100 miles)?
EASY
CAT
IMPORTANT

Three brothers, Ram, Shyam and Mohan, travelled by road. They all left the college at the same time-12 noon. The description of the motions of the three are detailed below:

Name Ram Shyam Mohan
Phase 1 Bus for 2 hours @10mph Bike for 1 hour @30mph oot for 3 hours @3.33mph
Phase 2 bike for 1.5 h @40mph foot for 3 h @3.33mph bus for 3 h @10mph
Phase 3 foot for 3h @3.33mph bus for 4 h @10mph bike for 2 h @30mph

In the above question, who reached last and at what time?