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How many words, with or without meaning,...

How many words, with or without meaning, can be formed using all the letters of the word EQUATION at a time so that the vowels and consonants occur together?

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CBSE COMPLEMENTARY MATERIAL-PERMUTATIONS AND COMBINATIONS -Section - D(Long answer type question)
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  2. Using the digits 0, 1, 2, 3, 4, 5, 6 how many 4 digit even numbers can...

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  3. There are 15 points in a plane out of which only 6 are in a straight l...

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  4. If there are 7 boys and 5 girls in a class, then in how many ways they...

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  5. If there are 7 boys and 5 girls in a class, then in how many ways they...

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  6. Using the letters of the word 'EDUCATION' how many words using 6 lette...

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  7. (i)What is the number of ways of choosing 4 cards from a deck of 52 ca...

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  8. What is the number of ways of choosing 4 cards from a deck of 52 cards...

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  9. What is the number of ways of choosing 4 cards from a deck of 52 cards...

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  10. What is the number of ways of choosing 4 cards from a pack of 52 cards...

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  11. How many 3 letter words can be formed using the letters of theword INE...

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  12. How many different four letter words can be formed (with or without me...

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  13. If all letters of word ‘MOTHER’ are written in all possible orders and...

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  14. In how many ways three girls and nine boys can be seated in two vans, ...

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  15. From 6 different novels and 3 different dictionaries, 4 novels and ...

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  16. The set S""=""{1,""2,""3,"" ,""12) is to be partitioned into thr...

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  17. The value of ""^(50)C(4)+sum(r=1)^(6)""^(56-r)C(3), is

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  18. There are two parallel lines L1 and I2 in a plane I1 contains mdiffer...

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