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.
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e 15 : 250
Explanation:
(11)2 = 121
(13)2 = 169
(17)2 = 289
(15)2 = 225