Q.6 The English alphabet has 5 vowels and 21 consonants. How many words with
two different vowels and 2 different consonants can be formed from the
Two different vowels and 2 different consonants are to be selected from the English alphabets.
Since there are 5 different vowels so the number of ways of selecting two different vowels =
Since there are 21 different consonants so the number of ways of selecting two different consonants =
Therefore, the number of combinations of 2 vowels and 2 consonants
Each of these 2100 combinations has 4 letters and these 4 letters arrange among themselves in ways.
Hence, the required number of words
Create Your Account