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    Question

    In the following table eight destinations - I, II, III, IV, V, VI, VII and VIII - have been given. A car crosses all the destinations if it starts from destination I to destination VIII. Question mark (?) in the table show the missing figures. Study the table carefully and answer the following given questions.  

    AirAsia covered the distance between destination II and

    III at the speed of 94 km/hr and that between destination III and IV at the speed of 54 km/hr. what is its average speed of this journey?
    A 54 kmph Correct Answer Incorrect Answer
    B 48 kmph Correct Answer Incorrect Answer
    C 60 kmph Correct Answer Incorrect Answer
    D 70 kmph Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Time taken between destinations II and III = `376/94`  =   4 hours Time taken between destinations III and IV =  `324/54`   =  6 hours  Average speed = total distance / total time = `(376+324)/(4+6)`  = 70 km/h

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