Question

    If 45 @ 15 = 18' and 28 @ 28 =19', then 48 @ 30 = ?'. What will come in place of question mark?

    A 9 Correct Answer Incorrect Answer
    B 14 Correct Answer Incorrect Answer
    C 6 Correct Answer Incorrect Answer
    D 18 Correct Answer Incorrect Answer

    Solution

    45 x 15 = 675; 6 + 7 + 5 = 18 28 x 28 = 784; 7 + 8 + 4 = 19 48 x 30 = 1440; 1 + 4 + 4 + 0 = 9

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