Time, Speed & Distance
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Exam-level questions worked step by step. Try each one yourself first — then expand the solution and compare routes.
Q1.
A train 150 metres long is running at 90 km/h. The time it takes to cross a pole is:
Q2.
A train running at 72 km/h crosses a pole in 10 seconds and a platform in 30 seconds. The length of the platform is:
Q3.
The speed of a boat downstream is 16 km/h and upstream is 12 km/h. The speed of the stream is:
Q4.
A car covers a distance at 40 km/h and returns along the same route at 60 km/h. Its average speed for the whole journey is:
Q5.
Two trains of lengths 150 m and 200 m run towards each other at 60 km/h and 90 km/h. The time they take to completely cross each other is: