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A train takes 1 minute to cross a stationary pole. How much time (in seconds) will it take to cross a bridge whose length is twice that of the train?
A biker riding with speed 72 km/h crosses the red light. After 3 minutes he crossed the red light a traffic police start chasing him. What should be the speed of traffic police so that he can catch the biker in next 15 minutes?
A car can travel 40% faster than bus. Both start from point P at the same time and reach point Q which is 150 km away from point P at the same time. On the way, however, car lost about 7.5 minutes for filling its petrol tank due to que on petrol pump. Calculate the speed of the bus?
A man goes from C to D at 40 km/h and he returns from D to C at x km/h. If the average speed of the man for the whole journey is 60 km/h, then what is the value of x?
A boatman goes 2 km against the current of stream in 40 minutes and returns to the same spot in 30 minutes. What is his rate of rowing in still water?
Two trains 121 metres and 165 metres in length respectively are running in opposite directions, one at the rate of 80 km/hr and the other at the rate of 64 km/hr. After what time they will completely cross each other from the moment they meet?
A train crosses a stationary pole in 3 minutes and a 600 metres long platform in 5 minutes. What are the length and the speed of the train?
A man driving at three-fourth of his original speed reaches his destination 20 minutes later than the usual time. Then the usual time is:
A runs twice as fast as B and B runs thrice as fast as C. How much time A would take to cover the same distance as C covers in 72 min?
A train crosses two persons travelling at 3 kmph and 5 kmph in the same direction in 10 seconds and 11 seconds respectively. The speed of the train is:
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Feb 8SSC & Railway
Naresh RawalMember since Jul 2020Assistant Section Officer, Central Secretariat (AIR 203) - SSC CGL 2018 #Alumnus of IIT Dhanbad