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

  • question_answer
    Directions: Identify the variable(s) in the given equations. (a + b) + 19 = 49

    A) 19                               

    B) 17            

    C) a + b   

    D) All of these

    Correct Answer: C

    Solution :

    (a + b), A variable is a number whose value can vary. Here two numbers are given whereas one number is not disclosed, thus (a + b) is the variable.                        


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