CSAT (Aptitude)·Prelims Questions
Alphabet Series — Prelims Questions
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Version 1Updated 5 Mar 2026
Q1medium
In the series AZ, BY, CX, DW, ?, what comes next?
Q2hard
Find the wrong term in the series: B, D, G, K, P, V, C
Q3medium
Complete the series: A1, D4, G7, J10, ?
Q4hard
In the series Z, X, U, Q, ?, what is the missing term?
Q5medium
What comes next in the series: ACE, BDF, CEG, DFH, ?