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

  • question_answer
    Simplify:\[50-42\div 3\,\,\text{of}\,\,7-(20+5)\div 5\times 2\]

    A)  38                               

    B)  42

    C)  36                               

    D)  72

    Correct Answer: A

    Solution :

    \[50-42\div 3\,\,\text{of}\,\,7-(20+5)\div 5\times 2\] \[50-42\div 21-(25)\div 5\times 2\] \[50-2-25\div 5\times 2\] \[50-2-5\times 2\] \[50-2-10=38\]


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