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7th Class Science Time and Motion Question Bank Motion and Time

  • question_answer
    Sunitha can type 1800 words in half an hour. What is her typing speed in words per minute?

    A)  60                                         

    B)  600                       

    C)  50                         

    D)         3000

    Correct Answer: A

    Solution :

    \[\text{Speed}\,\text{=}\,\frac{\text{Words}\,\text{typed}}{\text{Time}}\,\text{=}\,\frac{\text{1800}}{\text{30}\,\text{minutes}}\] \[=60\]words per minute


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