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    Question

    Three of the following four are alike in a certain way and thus form a group. Which is the one that does NOT belong to that group?

    (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g. 13 – Operations on 13 such as adding / subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1and 3 is not allowed)

    A 14-126 Correct Answer Incorrect Answer
    B 31-280 Correct Answer Incorrect Answer
    C 25-225 Correct Answer Incorrect Answer
    D 12-108 Correct Answer Incorrect Answer

    Solution

    14 x 9 = 126 31 x 9 = 279 25 x 9 = 225 12 x 9 = 108

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