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5th Class Mathematics Factors and Multiples Question Bank Factors and Multiples

  • question_answer
    Find the smallest whole number that is divisible by \[10\] and\[12\].

    A)  \[40\]                          

    B)                     \[30\]               

    C)                     \[72\]                           

    D)                     \[60\]

    Correct Answer: D

    Solution :

    Multiples of\[10:10,\,\,20,\,\,30,\,\,40,\,\,50,\,\,\mathbf{60},\,\,70,...\] Multiples of\[12:12,\,\,24,\,\,36,\,\,48,\,\,\mathbf{60},\,\,72,...\] \[\therefore \]The smallest whole number divisible by both \[10\]and\[12\]is\[60\].


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