7th Class Mental Ability Letters Question Bank Using letters for numbers

  • question_answer
    Directions: With this type of questions you are given a number equation (number sentence) with a number missing. Both sides of the equation need to have the same value. You are required to find the missing number that will balance the equation.
    \[\text{80 - 42 + 5 = 8 }\times \text{  }\!\![\!\!\text{ ? }\!\!]\!\!\text{  + 3}\]

    A)  3                            

    B)         5  

    C)  7                            

    D)         4

    Correct Answer: B

    Solution :

     \[80-42+5=8\times +3\] Both sides total 43


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