Classification


Direction: Choose the odd - one out.

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    3781 is the odd one out as other numbers contain only odd digits.

    Correct Option: B

    3781 is the odd one out as other numbers contain only odd digits.


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    Each number except 380 is either one more or one less than the square of a certain number.

    Correct Option: D

    Each number except 380 is either one more or one less than the square of a certain number.



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    315 is the odd one out as the rest all are squares of different numbers.

    Correct Option: D

    315 is the odd one out as the rest all are squares of different numbers.


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    49 is the only perfect square; rest are just random numbers.

    Correct Option: C

    49 is the only perfect square; rest are just random numbers.



Direction: Find the odd word/letters/number from the given alternatives.

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    Foible

    Correct Option: D

    Foible