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    Question

    In the following number - pairs, the second number is

    obtained by applying certain mathematical operations to the irst number. In three of the four pairs, the same pattern is applied and hence they form a group. Select the number - pair that DOES NOT belong to this group.
    A 82 - 1230 Correct Answer Incorrect Answer
    B 44 - 572 Correct Answer Incorrect Answer
    C 29 - 638 Correct Answer Incorrect Answer
    D 54 – 1180 Correct Answer Incorrect Answer
    E 33 - 1452 Correct Answer Incorrect Answer

    Solution

    The logic followed here is in every pair the second number is the product of 1 st and sum of the digits of the 1 st number. All of the above pairs, except the pair in option '4', follow the above pattern.

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