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How many words of 4 different letters can be formed out of 7 capital letters, 3 vowels and 5 consonants if each word starts with a capital letter and contains atleast 1 vowel?
 2 years ago
 2 years ago
How many words of 4 different letters can be formed out of 7 capital letters, 3 vowels and 5 consonants if each word starts with a capital letter and contains atleast 1 vowel?
 2 years ago
 2 years ago

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satellite73Best ResponseYou've already chosen the best response.0
not clear is it since we don't know if the capitals are consonants or vowels or mixed. weird problem
 2 years ago

polpakBest ResponseYou've already chosen the best response.0
A capitol letter can be either a vowel or a consonant.
 2 years ago

anishsaini10Best ResponseYou've already chosen the best response.0
you can consider capital letters as symbols.
 2 years ago

polpakBest ResponseYou've already chosen the best response.0
So does the requirement of 1 vowel include the possibility for the capitol letter to be a vowel, or not?
 2 years ago

DalvoronBest ResponseYou've already chosen the best response.0
Are you familiar with the permutation formula?
 2 years ago

anishsaini10Best ResponseYou've already chosen the best response.0
There is no relation of a symbol with vowels and consonants. All of the 3 are different types with no relation between them.
 2 years ago

DalvoronBest ResponseYou've already chosen the best response.0
How many ways can you pick the first letter first of all?
 2 years ago

anishsaini10Best ResponseYou've already chosen the best response.0
well..i tried to solve it like by total words starting with capital minus words starting with capital containing no vowels.
 2 years ago
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