Question
Out of 7 Consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed?
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Number of ways of selecting ( consonants out of ) and ( vowels out of ) is given by
Number of groups, each having consonants and vowels .
Each group contains letters.
Number of ways of arranging letters among themselves
Required number of ways .
Number of groups, each having consonants and vowels .
Each group contains letters.
Number of ways of arranging letters among themselves
Required number of ways .
Hence, the answer is .
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Question Text | Out of 7 Consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed? |
Answer Type | Text solution:1 |
Upvotes | 150 |