Question
The word PRECAUTIONS is given. Perform the following
operations step by step and answer the question. 1. Change each consonant to the previous letter in the English alphabet. 2. Change each vowel to the next letter in the English alphabet. 3. Delete all repeated letters. 4. Delete all vowels. 5. Arrange the remaining letters in alphabetical order. How many consonants are there between the second letter from the left and fifth letter from the right in the final arrangement?Solution
Given word: PRECAUTIONS Letters: P R E C A U T I O N S Now apply operation: Consonants → previous letter Vowels → next letter P → O
R → Q
E → F
C → B
A → B
U → V
T → S
I → J
O → P
N → M
S → R New arrangement: O Q F B B V S J P M R Now delete repeated letters.
B is repeated, so remove repeated occurrence. Final after removing repeated letter: O Q F B V S J P M R Now delete vowels.
O is a vowel, so remove O. Remaining letters: Q F B V S J P M R Arrange in alphabetical order: B F J M P Q R S V Second letter from left = F
Fifth letter from right = P
Arrangement: B F J M P Q R S V Letters between F and P are: J, M So, number of consonants between them = 2
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