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SSC Sample Paper Mock Test-1 SSC CGL Tear-II Paper-1

  • question_answer
               A car driver travels from plain to hill station which are 200 km apart at an average speed of 40 km/h. In the return trip he covers the same distance at an average speed of 20 km/h. The average speed of the car over the entire distance of 400 km is

    A) 26.67 km/h       

    B)  35 km/h

    C)  16.56 km/h                  

    D)  17.89 km/h

    Correct Answer: A

    Solution :

    Required Average Speed \[=\frac{400}{\frac{200}{40}+\frac{200}{20}}=\frac{400}{15}\] = 26.67 km/h   


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