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Question

Each vowel in the word JOURNALIST is changed to the letter following it in the English alphabetical order, and each consonant is changed to the letter preceding it in the English alphabetical order. How many letters will appear exactly twice in the group of letters thus formed?

This question was previously asked in
RRB NTPC 2024 Undergraduate CBT 1 Question Paper (29-Aug-2025) (Shift 1)
The correct answer is
None

Understanding the Transformation Rules

The problem requires us to transform the letters within the word JOURNALIST based on specific rules related to vowels and consonants. We then need to determine how many letters appear exactly twice in the transformed sequence.

The transformation rules are:

  • Vowel Rule: Each vowel (A, E, I, O, U) is replaced by the immediate next letter in the English alphabet.
  • Consonant Rule: Each consonant is replaced by the immediate preceding letter in the English alphabet.

Analyzing the Word JOURNALIST

First, let's identify the vowels and consonants in the given word JOURNALIST.

The word is: J O U R N A L I S T

Here's a breakdown of each letter:

Letter Type
J Consonant
O Vowel
U Vowel
R Consonant
N Consonant
A Vowel
L Consonant
I Vowel
S Consonant
T Consonant

Applying the Transformation Rules

We will now apply the rules to each letter of JOURNALIST:

  • J (Consonant): The letter preceding J is I.
  • O (Vowel): The letter following O is P.
  • U (Vowel): The letter following U is V.
  • R (Consonant): The letter preceding R is Q.
  • N (Consonant): The letter preceding N is M.
  • A (Vowel): The letter following A is B.
  • L (Consonant): The letter preceding L is K.
  • I (Vowel): The letter following I is J.
  • S (Consonant): The letter preceding S is R.
  • T (Consonant): The letter preceding T is S.

The resulting sequence of transformed letters is: I P V Q M B K J R S.

The table below summarizes these transformations:

Original Letter Type Transformation Rule Transformed Letter
J Consonant Previous letter I
O Vowel Next letter P
U Vowel Next letter V
R Consonant Previous letter Q
N Consonant Previous letter M
A Vowel Next letter B
L Consonant Previous letter K
I Vowel Next letter J
S Consonant Previous letter R
T Consonant Previous letter S

Determining Transformed Letter Frequencies

Next, we need to count how many times each letter appears in the transformed sequence: I P V Q M B K J R S.

Let's list the unique letters and their counts:

Transformed Letter Frequency
I 1
P 1
V 1
Q 1
M 1
B 1
K 1
J 1
R 1
S 1

Finding Letters Appearing Exactly Twice

Based on the frequency count above, we analyze the occurrences of each letter:

  • Every letter in the transformed sequence (I, P, V, Q, M, B, K, J, R, S) appears exactly one time.

Consequently, there are no letters that appear exactly twice in the resulting group of letters.

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Similar Questions

  1. Which of the following options should come in place of the question mark (?) in the given series based on the English alphabetical order? 
    ‘NJM, PLO, RNQ, TPS, ?

  2. Which of the following options should come in place of the question mark (?) in the given series based on the English alphabetical order? 
    GJF, ILH, KNJ, MPL, ?

  3. Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which pair does not belong to that group?
    (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster.)
  4. In the word MAJESTIC, each consonant is changed to the letter immediately preceding it in the English alphabetical order and each vowel is changed to the letter immediately succeeding it in the English alphabetical order. How many vowels are present in the new group of letters thus formed?
  5. If each consonant in the word GRAVITY is changed to the letter immediately preceding it in the English alphabetical order and each vowel is changed to the letter immediately succeeding it in the English alphabetical order. How many consonants are present in the new group of letters thus formed?
  6. Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which pair does not belong to that group?
    (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster.)
  7. QLPK is related to IDHC in a certain way based on the English alphabetical order. In the same way, VQUP is related to NIMH. To which of the following options is TOSN related, following the same logic?
  8. Select the triad which follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern.
    FB-IE-LM
    JF-MI-PQ
  9. Each letter in the word PERSON is changed to the second letter following it in the English alphabetical order, and then all the letters thus formed are arranged in the English alphabetical order. Which letter will be fifth from the right in the new group of letters formed?
  10. This question is based on the following words:
    FAT HOG NIP LUX
    In each of the words, each vowel is changed to the letter immediately following it in the English alphabetical order and each consonant is changed to the letter immediately preceding it in the English alphabetical order. In how many letter-clusters thus formed, will no vowel appear?

Important Questions from Alphabet or Word Test

  1. If the order of the letters in the English alphabet is reversed and each letter represents the letter whose position it occupies, then which one of the following represents 'LUCKNOW'?

  2. The series given below contains a sequence of alphabets and numbers. Identify the incorrect combination:

    i. ytbei732btyei

    ii. ytbei732btyei

    iii. ytbe1732btyei

    iv. ytbei732btyei

  3. The series given below contains a sequence of alphabets and numbers. Identify the incorrect combination:

    i. huioi70110ihuoi

    ii. huioi70110ihuoi

    iii. huioi70110ihuoi

    iv. huioi70110ihooi

  4. How many times consonants exceed vowels in the word, ‘ADVANCEMENT’?

  5. Which of the following options should come in place of the question mark (?) in the given series based on the English alphabetical order? 
    ‘NJM, PLO, RNQ, TPS, ?

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