7th Class Science Sample Paper Science Sample Paper - 10

  • question_answer
    Choose the correct option:
    (viii) A bus travels 54 km in 90 minutes. The speed of the bus is:

    A) 0.6 m/s                                     

    B) 10 m/s

    C) 5.4 m/s                                     

    D) 3.6 m/s

    Correct Answer: B


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