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A particle travels half the distance of a straight journey with a speed of 5m/s. The remaining part of the distance is covered with a speed of 6m/s for half the time, and with speed 4m/so for the other half of the remaining time. Find the average speed of the particle.

Answer» A particle travels half the distance of a straight journey with a speed of 5m/s. The remaining part of the distance is covered with a speed of 6m/s for half the time, and with speed 4m/so for the other half of the remaining time. Find the average speed of the particle.


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