Latest Patni Aptitude Question SOLUTION: A train traveling at 40 kms / hr while inside the tunnel meets another train of half its length traveling at 60 kms / hr and passes it completely in 4.5 seconds. Find the length of

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Previous Question: A man starts from B to K, another starts from K to B, at the same time. After passing each other they complete their journeys in 3.33 and 4.80 hours respectively. Find the speed of the second man if the speed of the first is 12 km/ hr a) 12 kms/hr b) 10 kms/hr c) 14 kms/hr d) Data inadequate Next Question: When a stone is dropped from a building 200 m high, its speed is proportional to the time elapsed after dropping. The distance traveled is proportional to the square of the time elapsed. After 1 second the speed of the train was 10 m/sec and it was 190 m above the ground. When its speed is 25 m/sec, what would be its distance from the ground? a) 140 m b) 137.5 m c) 125.75 m d) 142.5 m

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A train traveling at 40 kms / hr while inside the tunnel meets another train of half its length traveling at 60 kms / hr and passes it completely in 4.5 seconds. Find the length of the tunnel if the first train passes completely through it in 4 minutes 37.5 seconds.

a) 2000 meters b) 3000 meters c) 4000 meters d) 5000 meters: Asked In Patni (12 years ago); Unsolved Read Solution (2); Is this Puzzle helpful? (3) (2) Submit Your Solution

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Previous Question: A man starts from B to K, another starts from K to B, at the same time. After passing each other they complete their journeys in 3.33 and 4.80 hours respectively. Find the speed of the second man if the speed of the first is 12 km/ hr a) 12 kms/hr b) 10 kms/hr c) 14 kms/hr d) Data inadequate Next Question: When a stone is dropped from a building 200 m high, its speed is proportional to the time elapsed after dropping. The distance traveled is proportional to the square of the time elapsed. After 1 second the speed of the train was 10 m/sec and it was 190 m above the ground. When its speed is 25 m/sec, what would be its distance from the ground? a) 140 m b) 137.5 m c) 125.75 m d) 142.5 m

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