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Permutations an...

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  • Question 1
    4 / -1

    The sum of all possible numbers greater than 10000 formed by using the digits from { 1,3,5,7,9} is

  • Question 2
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    How many words can be formed by taking four different letters of the word MATHEMATICS ?

  • Question 3
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  • Question 4
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  • Question 5
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    How many different nine digit numbers can be formed from the number 22,33,55,888 by rearranging its digits so that the odd digits occupy even positions ?

  • Question 6
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    The number of arrangements that can be made out of the letter of the word " SUCCESS " so that the all S's do not come together is

  • Question 7
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    If the coefficient of the 5th, 6th and 7th terms of the expansion of (1+x)n are in A.P then the value of n may be _______

  • Question 8
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    The number of numbers greater than 3000, which can be formed by using the digits 0,1,2,3,4,5 without repetition is _______

  • Question 9
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    In a certain test ai students gave wrong answers to atleast i questions, where i= 1,2,3......k No student gave more than k wrong answers. The total number of wrong answers is _______

  • Question 10
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    Six x\'s are to be placed in the squre of the figure given below such that each row contain atleast one X the number of ways this can be done is _______

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