Four numbers have been given, out of which three are alike in some manner and one is different. Select the number that is different.
Answer & explanation
Correct answer: option 3
4095 ⇒ 212 - 1 = 4096 - 1 = 4095
255 ⇒ 28 - 1 = 256 - 1 = 255
1049 ⇒ No value comes near 1049
127 ⇒ 27 - 1 = 128 - 1 = 127