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    Question

    Four number-pairs are given, three among them are alike

    in certain manner and one is different. Choose the different number-pair.
    A 59 : 177 Correct Answer Incorrect Answer
    B 37: 185 Correct Answer Incorrect Answer
    C 64: 256 Correct Answer Incorrect Answer
    D 41: 205 Correct Answer Incorrect Answer

    Solution

    In all the options, except option (c), the first number is a prime number and second number is a multiple of 1st number. A 59 : 177 → 59 x 3 = 177 B 37: 185 → 37 x 5 = 185 C 64: 256 → 64 x 4 = 256 D 41: 205 → 41 x 5 = 205

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