Question
Four number-pairs have been given, out of which three
are alike in some manner and one is different. Select the number-pair that is different.Solution
1) 24 β 2 = (2 X 4) - (2 + 4) = 8 β 6 = 2 2) 52 β 3 Β = (5 X 2) - (5 + 2) = 10 β 7 = 3 3) 42 β 2 = (4 X 2) - (4 + 2) = 8 - 6 = 2 4) 35 β 8 = (3 X 5) - (3 + 5) = 15 - 8 = 7
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