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 from the rest.

25 : 200 15 : 120 22 : 166 14 : 112

22 : 166

25 : 200 = 25 × 8 = 200 15 : 120 = 15 × 8 = 120 22 : 166 = 22 × 8 = 176 (ODD) BECAUSE 166 IS GIVEN 14 : 112 = 14 × 8 = 112