Self Studies

Permutations an...

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  • Question 1
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    The figures 4,5,6,7,8 are written in every possible order. The number of numbers greater than 56000 is

  • Question 2
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    Number of ways in which 7 distinct objects can distributed among 4 childrens

  • Question 3
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    The sum of all 4 digit numbers that can be formed by using the digits 2,4,6,8 (repetition of digits not allowed) is

  • Question 4
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    There are 5 roads leading to a town from a village . The number of different ways in which a villager can go to the town and return back, is

  • Question 5
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    The number of ways in which first , second and third prizes can be given to 5 competitors is

  • Question 6
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    The number of 3 digit odd numbers, that can be formed by using the digits 1,2,3,4,5,6 when the repetition is allowed, is

  • Question 7
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    How many numbers of five digits can be formed from the numbers 2,0,4,3,8 when repetition of digits is not allowed

  • Question 8
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    If 12Pr = 1320, then r is equal to

  • Question 9
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    Assuming that no two consecutive digits are same, the number of n digit numbers, is

  • Question 10
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    The number of words which can be formed from the letters of the word MAXIMUM, if two consonants cannot occur together, is

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