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Show that there are 136 ways of selectin...

Show that there are 136 ways of selecting 4 letters from the word EXAMINATION .

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How many ways of selecting 4 letters from the words EXAMINATION .

Show that there are 72 ways of selecting 5 letters from the word INDEPENDENT.

Knowledge Check

  • The number of ways of choosing four letters from the letters of the word MATHEMATICS containing exactly one pair of repeated letters is

    A
    `.^3c_2 xx.^7c_2`
    B
    `2^6-1`
    C
    ` (.^3c_2(4!))/(2!2!)`
    D
    `(8!)/(4!)^2`

    • Similar Questions

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    Find the total number of ways of selecting 5 letters from the word INDEPENDENT .

    Find the total number of ways of selecting five letters from the word INDEPENDENT.

    Find the number of combinations and Permutations of 4 letters taken from the word EXAMINATION .

    The number of words of four letters that can be formed from the letters of the word EXAMINATION is a. 1464 b. 2454 c. 1678 d. none of these

    Express the following sets in set-builder method: A=set of different letters of the word EXAMINATION

    Five letter words, having distinct letters, are to be constructed using the letters of the word 'EQUATION' so that each word contains exactly three vowels and two consonants. How many of them have all the vowels together?

    If the different permutations of all the letter of the word EXAMINATION are listed as in a dictionary, how many words are there in this list before the first word starting with E ?

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