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    Question

    If (4 × 169 – 312 ÷ 12) ÷ 22 = √1296 – x, then

    determine the value of ‘x’.
    A 13 Correct Answer Incorrect Answer
    B 6 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 9 Correct Answer Incorrect Answer

    Solution

    ATQ,

    (4 × 169 – 312 ÷ 12) ÷ 22 = √1296 – x

    Or, (676 – 26) ÷ 22 = 36 – x

    Or, x = 36 – 29.5 (approx 30) = 7 Or x = 36 – 30 = 6

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