Which is Odd One Out ?

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Which is Odd One Out ? and why ?

4377

3954

9862

8454

9831

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  • 1 Answer(s)

    4377 4+3+7+7=21
    3954 3+9+5+4=21
    9862 9+8+6+2=25
    8454 8+4+5+4=21
    9831 9+8+3+1=21

    anikam Expert Answered on 24th August 2015.
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