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Question

What should come in place of the question mark (?) in the given series based on the English alphabetical order?

LJL MKM NLN OMO ?

This question was previously asked in
RRB NTPC 2025 Under Graduate CBT 1 Question Paper PDF (20-Jun-2026) (Shift 3)
The correct answer is

PNP

Read the first letters of each triplet: L, M, N, O … so the next block begins with P.

The middle letters run J, K, L, M … so the next middle letter is N.

The third letters run L, M, N, O … so the next third letter is P.

Hence, the missing triplet is PNP.

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Similar Questions

  1. Which letter from among the given options, will replace the question mark (?) in the following series?
    a, b, d, g, ?
  2. Select the option that can replace the question mark (?) in the following series.

    LB, MC, ?, OG, PK
  3. Select the option that can replace the question mark (?) in the following series.

    EC, GE, KG, MI, ?
  4. In the following triads, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one which follows the same logic.

    RUST - URST - RSTU
    KITE - IKTE - KTEI
  5. Select the letter that can replace the question mark (?) in the following series.

    E, J, O, T, ?
  6. Select the letter cluster that can replace the (?) in the following series.

    DKM, FJP, HIS, JHV, ?
  7. Select the term that can replace the question mark (?) in the following series. 

    AZ, CX, GT, ?

  8. Select the letter that can replace the question mark (?) in the following series.

    D, V, F, T, H, R, J, ?
  9. Which of the following options is 6th to the right of the 17th letter from the left in the English alphabet?

  10. Select the letter that can replace the question mark (?) in the figure below.


Important Questions from Alphabet Series

  1. Select the letter-cluster from among the given options that can replace the question mark (?) in the following series.

    KMTC, EVOM, OQXG, IZSQ, ?

  2. Select the set of letters that when sequentially placed in the blanks of the given letter series will complete the series.

    k_lmml_mk_mmk_lkkl_m
  3. Select the letter will replace the question mark (?) in the following series.

    C, B, B, C, Z, E, W, H, S, ?, N
  4. Which letter will replace the question mark (?) in the following letter series?

    E, J, N, Q, S, ?

  5. Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.
    C _ B N _ _ V_ _ H C _ B _ H

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