A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
CTU, GPQ, KLM, ?, SDE
Show answer & explanation
Correct answer: C
Explanation
Given Series: CTU, GPQ, KLM, ?, SDE
Analyze the first letters:
Positions in alphabet: C(3), G(7), K(11), ? , S(19)
Pattern: +4 each time.
Letter at position 15 is O.
Analyze the second letters:
Positions in alphabet: T(20), P(16), L(12), ? , D(4)
Pattern: -4 each time.
Letter at position 8 is H.
Analyze the third letters:
Positions in alphabet: U(21), Q(17), M(13), ? , E(5)
Pattern: -4 each time.
Letter at position 9 is I.
Therefore, the missing term is OHI.
Hence, the correct answer is option (3).