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4th Class Mathematics Roman Numerals Question Bank Roman Numerals

  • question_answer
    How many "X" symbols are needed to represent the sum \[\text{25}+\text{14}=\text{39}\] in Roman system?

    A)  7                                

    B)       6                    

    C)       4                                

    D)       3               

    Correct Answer: A

    Solution :

    25 + 14 = 39  \[\underline{\text{X}}\underline{\text{X}}\text{V}+\underline{\text{X}}\text{IV}=\underline{\text{X}}\underline{\text{X}}\underline{\text{X}}\text{I}\underline{\text{X}}~\] \[\therefore \] 7 symbols are needed.   


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