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Question

Refer to the following letter series and answer the question. (Counting to be done from left to right only) 

(Left) R C X Z H M E D F T B S I K A Q Y O W G U (Right) 

How many such consonants are there, each of which is immediately preceded by a consonant and also immediately followed by a consonant?

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

7

Scanning the series left to right, checking each consonant for a preceding consonant and a following consonant, treating Y as a consonant.

Systematically checking all 21 letters against the vowels A, E, I, O, U identifies seven consonants satisfying both the preceding and following conditions.

Hence, there are 7 such consonants in the series.

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Similar Questions

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    CHR HMW MRB RWG ?
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  3. Select the letter-cluster from among the given options that can replace the question mark (?) in the following series. 

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Important Questions from Letter Based Series

  1. Select the option that represents the letters that when placed from left to right in the blanks below will complete the given letter series.

    M N _ O J K M _ Q O J K _ N Q _ J K M N Q O _ K M N

  2. Select the option that represents the letters that when placed from left to right in the blanks below will complete the given letter series. 

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  3. Select the option that is related to the fifth letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster and the fourth letter-cluster is related to the third letter-cluster.

    MSD: NHW :: OAE : LZV :: NIP : ?

  4. Select the option that represents the letters that when sequentially placed from left to right in the blanks below will complete the letter series.

    Y _ Y _ _ Y _ T _ Y _ Y

  5. Select the option that represents the letters that when sequentially placed from left to right in the blanks below will complete the letter series.

    Y _ Y _ _ Y _ T _ Y _ Y

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