If in the word ‘CENTRAL’, all the vowels are first arranged alphabetically and then all the consonants are arranged alphabetically and then all the vowels are replaced by the next letters and the consonants are replaced by the previous letters from English alphabet. Which letter will be fourth from the right end?

Question

Prepp Team · Accepted Answer

CENTRAL Word Breakdown

This problem involves analyzing the word 'CENTRAL' and applying a series of transformations to its letters.

Step 1: Identify Vowels and Consonants

The first step is to separate the letters of the word 'CENTRAL' into vowels and consonants.

Word: CENTRAL
Vowels: A, E
Consonants: C, N, T, R, L

Step 2: Alphabetical Arrangement

Next, we arrange the identified vowels and consonants in alphabetical order.

Vowel Arrangement

The vowels A and E, when arranged alphabetically, give the sequence:

A, E

Consonant Arrangement

The consonants C, N, T, R, L, when arranged alphabetically, give the sequence:

C, L, N, R, T

Step 3: Letter Replacement Logic

Now, we apply the specified replacement rules to the arranged letters.

Combine Arranged Letters

The problem implies arranging the vowels first, followed by the consonants, based on their alphabetical order:

Combined Sequence: A, E, C, L, N, R, T

Vowel Transformation

Each vowel is replaced by the immediately succeeding letter in the English alphabet. We can represent this using letter positions:

A (position 1) $\rightarrow$ B (position 2)
E (position 5) $\rightarrow$ F (position 6)

The transformed vowel sequence is: B, F

Consonant Transformation

Each consonant is replaced by the immediately preceding letter in the English alphabet. Represented by positions:

C (position 3) $\rightarrow$ B (position 2)
L (position 12) $\rightarrow$ K (position 11)
N (position 14) $\rightarrow$ M (position 13)
R (position 18) $\rightarrow$ Q (position 17)
T (position 20) $\rightarrow$ S (position 19)

The transformed consonant sequence is: B, K, M, Q, S

Step 4: Final Word Construction

We construct the new sequence by combining the transformed vowels and consonants in their respective sorted orders.

New Sequence: B, F, B, K, M, Q, S

Step 5: Positioning the Fourth Letter

The final task is to find the letter that is fourth from the right end of the new sequence 'B F B K M Q S'.

Counting from the right end:

S (1st)
Q (2nd)
M (3rd)
K (4th)

The fourth letter from the right is K.

Prepp Team · Answer

S

Prepp Team · Answer

Z

Prepp Team · Answer

D

Prepp Team · Answer

T