Speed of first train, Sf = 56 m/s
Speed of second train, Ss = 46 m/s
time taken to cross, Tc = 26 seconds
Relative speed, Sr= Sf -- Ss
Distance covered = Sr × Tc
distance covered D = 2 × length of one train.
English
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90 Mins English English100 Questions100 Marks90 Mins English English40 Questions30 Marks25 Mins EnglishA man walks to a viewpoint and returns to the starting point by his car maintaining a constant speed and thus, takes a total time of 4 hours 45 minutes. He would have gained 2 hours by driving both ways. How long would it have taken for him to walk both ways with the same walking speed?
A 145 m long train crosses a man walking at a speed of 9.5 km/h in the opposite direction in 30 seconds. What is the speed (in km/h) of the train ?
A bus cover 320 km distance in 5 hours, and speed of a car 3/8 of the speed of bus. Find the ratio of distance cover by bus in 6 hours to distance cover by car in five hours?
Two cars A and B started from point X & Y respectively, and the distance between these two points is 660 km. Both cars started at 10 AM and meet at 3 PM. If speed of car A is 12 km/hr more than that of B, then find the speed of car A (in km/hr)?
From a taxi stand, two cabs start at a speed of 74 km/hr at an interval of 28 minutes, both cabs travelling in the same direction. A man coming in the opposite direction towards the taxi stand meets the cabs at an interval of 10 minutes. Find the speed (in km/hr) of the man.
On a circular path of 2742 m, Riya and Trisha start walking from the same point but in opposite directions at the speed of 4.6 m/s and X m/s, respectively. They will meet for the first time after 457 seconds. Find the value of X.
A bus travelling at 42 km/h completes a journey in 20 hours. At what speed will it haveto cover the same distance in 12 hours?
A bus travelling at 99 km/h completes a journey in 14 hours. At what speed will it haveto cover the same distance in 18 hours?
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