Complete the series : 2, 5, 9, 19, 37,..... · ABC26GN5506
Subject: General Aptitude · Chapter: Odd Man Out and Series
Complete the series : 2, 5, 9, 19, 37, .....
(a)76
(b)74
(c)75
(d)None of these
Answer
Answer (as printed): C
Explanation
Second number is one more than twice the first; third number is one less than twice the second; fourth number is one more than twice the third; fifth number is one less than the fourth. Therefore, the sixth number is one more than twice the fifth. So, the missing number is 75.
Explanation as extracted from the printed page; notation may be imperfect.