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    Question

    If the value of 21a + 21b = 1134, what is the average of

    (a + b)?
    A 29 Correct Answer Incorrect Answer
    B 27 Correct Answer Incorrect Answer
    C 58 Correct Answer Incorrect Answer
    D 54 Correct Answer Incorrect Answer

    Solution

    ATQ,

    21a+21b=1134 Factor out 21: 21(a+b)=1134 Divide both sides by 21:

    Now, average of a+b is:

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