Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
CENGAGE PUBLICATION-PERMUTATIONS AND COMBINATIONS-All Questions
- A coin is tossed 2n times. The chance that the number of times one get...
Text Solution
|
- An ordinary cubical dice having six faces marked with alphabets A, ...
Text Solution
|
- How many five-digit numbers can be made having exactly two identica...
Text Solution
|
- The members of a chess club took part in a round robin competition ...
Text Solution
|
- Find the number of three-digit numbers from 100 to 999 including al...
Text Solution
|
- Find the number of ways of disturbing n identicalobjects among n perso...
Text Solution
|
- There are n points in a plane of which no three are in a straight line...
Text Solution
|
- The number of arrangements two letters of the word BANANA in which two...
Text Solution
|
- Seven relatives of a man comprises four ladies and three gentlemen:...
Text Solution
|
- A three-digit number is to be formed using the digits 0, 1, 2, 3, 4, a...
Text Solution
|
- If N is the number of ways in which 3 distinct numbers canbe select...
Text Solution
|
- Find the total number of nine-digit numbers that can be formed using t...
Text Solution
|
- m men and n women are to be seated in a row so that no two ...
Text Solution
|
- Ten different letters of an alphabet are given . Word with five letter...
Text Solution
|
- If, ^n Cr=84 , and ^n C(r-1)=36,and ^n C(r+1)=126 , then find the val...
Text Solution
|
- Eight chairs are numbered 1 to 8. Two women and three men wish to oc...
Text Solution
|
- The value of expression .^47 C4+sum(j=1)^5.^(52-j)C3 is equal to a.....
Text Solution
|
- The number of n digit numbers which consists of the digit 1 and 2 on...
Text Solution
|
- If ""^n C3+ ""^n C4 > ""^(n+1)C3 , then a. n >6 b. n >7 c. n...
Text Solution
|
- The value of sum(r=0)^(n-1) (""^nCr)/(""^nCr+ ""^n C(r+1)) equals a....
Text Solution
|