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    Question

    In each of the number-pairs, the second number is

    obtained by performing a certain mathematical operation on the first number. Three of the following pairs follow the same pattern and thus form a group. Select the number-pair that does NOT belong to that group.
    A 127 : 62 Correct Answer Incorrect Answer
    B 473 : 235 Correct Answer Incorrect Answer
    C 333 : 160 Correct Answer Incorrect Answer
    D 869 : 433 Correct Answer Incorrect Answer

    Solution

    The logic is- 62 x 2 + 3 = 127 235 x 2 + 3 = 473 160 x 2 + 3 = 323 433 x 2 + 3 = 869

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