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Permutations an...

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  • Question 1
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    The value of 20P2 is

  • Question 2
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  • Question 3
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  • Question 4
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    Total numbers of 4 digit-number which are not divisible by 5 are

  • Question 5
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  • Question 6
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  • Question 7
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    In how many ways can Rs.16 be divided into 4 persons when none of them get less than Rs.3

  • Question 8
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    The number of divisors of 9600 including 1 and 9600 are

  • Question 9
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    Number of ways of selection of 8 letters from 24 letters of which 8 are a,8 are b and the rest unlike, is given by

  • Question 10
    4 / -1

    The number of ordered triplets of positive integers which are solutions of the equation x + y + z = 100 is

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