Question
What is the main ore of
aluminum?Solution
Bauxite is the primary ore of aluminum, consisting mainly of hydrated alumina.
160 metre long train ‘A’ can cross a platform of length 120 metres in 16 seconds. If the speed of train ‘B’ is 6 m/s more than that of train ‘...
Two trains are running on parallel lines in the same direction at the speed of 76 km/h and 40 km/h respectively. The faster train crosses a man in the s...
A train passes 150 m long platform in 10 seconds and a man standing on the platform in 8 seconds. Find the speed of the train?
A 360 m long train crosses a platform twice its length in 2 min. Find the speed of the train.
Two trains approach each other at 22 kmph and 25 kmph from 2 places 282 km apart. After how many hours they will meet?
A train passes an electrical pole in 15 seconds and passes a platform 345 m long in 60 seconds. Find the length of the train.
Two trains of same length are running in parallel tracks in the same direction with speed 50 km/hr and 120 km/hr respectively. The latter completely cro...
A train crosses a pole in 36 seconds and a platform in 52 seconds. If the speed of the train is 54 km/hr, then what is the length of the platform?
Two trains, 'A' and 'B', are heading towards each other from opposite ends of a 360-meter bridge. Train 'A' travels at a speed of 15 m/s, and train 'B' ...
A 160 m long train crosses another 290 m long train running in the opposite direction in 10 seconds. If the shorter train crosses a pole in 8 seconds, w...
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