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    Question

    Four number-pairs have been given, out of which three

    are alike in some manner and one is different. Select the number-pair that is different.
    A 12 - 36 Correct Answer Incorrect Answer
    B 24 – 144 Correct Answer Incorrect Answer
    C 19 – 189 Correct Answer Incorrect Answer
    D 32 – 160 Correct Answer Incorrect Answer

    Solution

    12 – 36 → 12 X (1 + 2) = 12 X 3 = 36 24 – 144 → 24 X (2 + 4) = 24 X 6 = 144 19 – 189 → 19 X (1 + 9) = 19 X 10 = 190 32 – 160 → 32 X (3 + 2) = 32 X 5 = 160

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