The distance between two stations is 100km. If a car covers a distance of 60 km in 1 hour and then 40 km in another 1 hour. Calculate the speed of the car in m/s and also express it in km/hr

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Solution

total time taken by car to cover 100 km = 1+1 = 2 hours speed of car = distance/time = 100/2 = 50 kmph speed in m/s = speed in kmph x (5/18) = 250/18 = 13.89 m/s

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