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    Question

    Find the value of ‘y’, if 122 +

    √225 = 18 × y + 15
    A 6 Correct Answer Incorrect Answer
    B 9 Correct Answer Incorrect Answer
    C 8 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer

    Solution

    122 + √225 = 18 × y + 15

    Or, 144 + 15 = 18 × y + 15

    Or, 144 = 18 × y

    Or, y = 144 ÷ 18

    Or, y = 8

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