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a car travels A certain distance at a speed of 50 kilometre per hour and returns with a speed of 40 kilometre per hour calculate the average speed for the whole journey |
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Answer» => x/40 hours. Average speed, v(avg) = ?? Now, in this CASE we are neither given the total DISTANCE nor the total time TAKEN. Hence, the average speed of the whole journey is 44.44 km/h. |
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