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Rahim covered a certain distance at a speed of 50 km/hr while going and returns to the starting point at a speed of 30...
Solution
Let the distance between the two points be = dTotal distance travelled = d + d = 2dTotal time taken = (d/50) + ( d/30)...
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When a body travels from a point X to point Y with a speed of 'a' and back to point X with a speed of 'b', then the...
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