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केंद्रीय हिंदी संस्थान मुख्यतः हिंदी के अखिल भारतीय शिक्षण-प्रशिक्षण, अनुसंधान और अंतरराष्ट्रीय प्रचार-प्रसार के लिए कार्य-योजनाओं का संचालन करता है।
The ratio of the speeds of a bus and a car is 5: 12. If the car covers 504 km in 7 hours, what is the speed of the bus in km/h?
How much time a train 200 metres long running at the speed of 72 km/hr take to cross a bridge 180 metres in length?
The aeroplane flies along a Square field @ 100, 200, 300 and 400 km/hours respectively. Then find the Average speed of the aeroplane during the whole jo...
Two cars X and Y start from two places A and B respectively which are 800 km apart at 8 a.m. Both the cars run at an average speed of 50 km/hr towards e...
In a 1500-metre race, 'Sahil' beats 'Rohan' by '300' metres and 'Kabir' by '450' metres. If 'Rohan' and 'Kabir' participate in a 700-metre race, and 'Ka...
A thief stole Mayank’s purse and the theft is reported at 10 am and police started chasing the thief at 1:00pm. How much time the police took to c...
If 180-meter-long train crosses a pole in 18 seconds, find the speed of train in kilo meter/hour.
Train B crosses Train A, which is approaching from the opposite direction, in 28 seconds. If the combined length of Train A and Train B is 2240 meters, ...
A train travelling at a uniform speed, clears a platform 240 meters long in 10 seconds and passes a telegraph post in 6 seconds. Find the length of the ...
A carriage travels in the fog passed along a man who was walking @ 3kmph in the same direction. He could see the carriage for 4 minutes and it was visib...