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7th Class Mathematics Integers Question Bank Integer

  • question_answer
    The value of                             \[[(-4)\times (-9)\times (-25)]\div [(-2)\times (-3)\times (-5)]\]is

    A)  10                              

    B)  20                  

    C)         30                  

    D)         40            

    Correct Answer: C

    Solution :

    We have, \[[(-4)\times (-9)\times (-25)]\div [(-2)\times (-3)\times (-5)]\] \[=[36\times (-25)]\div [6\times (-5)]=-900\div (-30)\] \[=-900\times \frac{1}{-30}=30\]


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