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The English alphabet has 5 vowels and 21...

The English alphabet has 5 vowels and 21 consonants. How many words with two different vowels and 2 different consonents can-be formed from the alphabet?

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A N EXCEL PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
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  8. How many words, with or without meaning, each of 2 vowels and 3 conson...

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  9. How many words, with or without meaning, can be formed using all the l...

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  10. A committee of 7 has to be formed from 9 boys and 4 girls. In how many...

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  11. A committee of 7 has to be formed from 9 boys and 4 girls. In how many...

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  13. Suppose that the different permutations of the word ‘EXAMINATION’ are ...

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  14. How many 6-digit numbers can be formed from the digits 0,1,3,5,7 and 9...

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  15. The English alphabet has 5 vowels and 21 consonants. How many words wi...

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  16. In an examination, a question paper consists of 12 questions divided i...

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  17. Determine the number of 5-card combinations out of a deck of 52 cards...

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