

Odd Man Out and Series - General Aptitude
Insert the missing number.
Q1: 15, 31, 63, 127, 255, (....)A 513
B 511
C 517
D 523
ANS:B - 511 Each number is double the preceding one plus 1. So, the next number is (255 x 2) + 1 = 511. |


For help Students Orientation
Mcqs Questions
One stop destination for examination, preparation, recruitment, and more. Specially designed online test to solve all your preparation worries. Go wherever you want to and practice whenever you want, using the online test platform.