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Four pairs of numbers have been given, out of which three are alike in some manner, while one is different. Choose out the odd one
From the above Option we check
Option (A) 42,72
then 72-42= 30 it is even
Option (B)132,182
then 182-132 = 50 it is even
Option (C)20,42
then 42-20 = 22 it is even
Option(D) 56,63
then 63-56 = 7 it is Odd
therefore Option (D) 56,63 is different Ans
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