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.
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. 18 : 306.
Let us see all the options:
(18)2 - 18 = 306
(25)2 + 25 = 650
(23)2 + 23 = 552
(13)2 + 13 = 182
Hence, the correct answer is 18 : 306.