the car is moving along a straight line from O to P. distance 360m 9 second and returns from P to Q covering a distance 120m in 3s. What are average speed of the car is going (a) from O to P. (b) from O to P and back Q.
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Average speed = Total distance / Total time
(a) Average speed = 360m / 9s = 40 m/s
(b) Average speed = (360m + 120m) / (9s + 3s) = 480m / 12s = 40 m/s
(a) Average speed = 360m / 9s = 40 m/s
(b) Average speed = (360m + 120m) / (9s + 3s) = 480m / 12s = 40 m/s
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