ABC26GN5537 · Odd Man Out and Series

Subject: General Aptitude · Chapter: Odd Man Out and Series · Exam: · Marks: · Difficulty:

Complete the following series. 9, 11, 15, 23, 39, ? [DMRC—Customer Relationship Assistant (CRA) Exam, 2016]

(a)71

(b)64

(c)42

(d)56

Answer

Answer (as printed): A

Explanation

9 + 2 = 11 11 + 4 = 15 15 + 8 = 23 23 + 16 = 39 39 + 32 = 71 ⇒ ? = 71

Explanation as extracted from the printed page; notation may be imperfect.

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