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    Question

    A Bike has to cover a distance of 120 km in 15 hours. If

    it covers half of the journey in 3/5th of the time, the speed to cover the remaining distance in the time left has to be:
    A 10 kmph Correct Answer Incorrect Answer
    B 15 kmph Correct Answer Incorrect Answer
    C 12 kmph Correct Answer Incorrect Answer
    D 20 kmph Correct Answer Incorrect Answer
    E 30 kmph Correct Answer Incorrect Answer

    Solution

    Total Distance = 120km Total Time = 15 hours It covers half of the Journey in 3/5th of the time = 15 ×  3/5 = 9 hours Now remaining Distance = 120 – 60 = 60km Remaining time = 6 hours Average Speed to cover the distance of 120 km will be 60/6   = 10km/hr

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