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5th Class Mathematics Arithmetic Question Bank Arithmetic

  • question_answer
    Direction: There are \[\mathbf{15}\] blue marbles and \[\mathbf{9}\] red ones in a bottle.
    What is the ratio of number of red marbles to the total number of marbles?

    A) \[5:3\]                           

    B) \[3:8\]               

    C) \[3:5\]               

    D)        \[5:13\]             

    Correct Answer: A

    Solution :

    The required ratio \[\text{(No}\text{.}\,\,\text{of}\,\,\text{red}\,\,\text{marbles)}\,\,\text{:}\,\,\text{(Total}\,\,\text{no}\text{.}\,\,\text{of}\,\,\text{marbles)}\] \[=9:(15+9)\] \[=9:24=3:8\]


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