Refer to the following letter series and answer the question.
(Left) C H T M L K N B P G Q D V W R A X Z F Y E S (Right)
How many unique vowels are there in the above series? (Each vowel counted only once regardless of repetition.)
The question requires finding the number of unique vowels within a given letter series.
The standard English vowels are A, E, I, O, U.
The provided letter series is:
C H T M L K N B P G Q D V W R A X Z F Y E S
We need to check each letter in the series to see if it is a vowel and count each distinct vowel only once.
The unique vowels identified in the series are 'A' and 'E'.
Therefore, there are 2 unique vowels in the series.
This question is based on the words given below.
IRE AWE DAY FUR
In each of the words, each vowel is changed to the second letter preceding it in the English alphabetical order, and each consonant is changed to the letter immediately following it in the English alphabetical order. In how many letter-clusters thus formed will no vowel appear?
This question is based on the following words.
(Left) ONE TWO BEN MUG (Right)
If 'C' is added before each word, which of these words will form meaningful English word(s)?
This question is based on the following words.
PAN YEW CRY URN
How many letters are there in the English alphabetical order between the second letter of the second word from the right and the third letter of the second word from the left?