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7th Class Mathematics Integers Question Bank Integer

  • question_answer
    What will be the sign of the product if we together multiply 199 negative integers and 10 positive integers?                    

    A)  Negative     

    B)  Positive        

    C)                     Can't say          

    D)              Data is insufficient

    Correct Answer: A

    Solution :

            Product of odd number of negative integers is always negative and product of even number of negative integers is always positive. \[\therefore \] (Product of 199 negative integers) \[\times \](Product of 10 positive integers) = negative \[\times \] positive = negative


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