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5th Class Mathematics Number System and its Operations Question Bank Number System

  • question_answer
    Directions: Find the lowest common multiple in the following questions. [12 and 18]

    A) 21                               

    B) 28            

    C) 36          

    D) 40

    Correct Answer: C

    Solution :

    Prime factors of \[12=2\times 2\times 3\] Prime factors of \[18=2\times 3\times 3\] LCM of 12 and \[18=2\times 2\times 3\times 3=36\]            


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