Class 11MathematicsPermutation and CombinationDefinition of permutation, Number of permutations with or without repetition, Conditional permutations
EasyIn how many ways can one send $6$ new-year greeting cards to $4$ people?
- A$360$
- B$180$
- C$4096$
- D$24$
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Similar Questions
The number of different nine-digit numbers that can be formed by rearranging the digits of the number $223355888$ such that the odd digits occupy even positions is:
Ten persons,amongst whom are $A, B$ and $C$,are to speak at a function. The number of ways in which it can be done if $A$ wants to speak before $B$ and $B$ wants to speak before $C$ is:
Medium
View SolutionHow many $5$-digit telephone numbers can be constructed using the digits $0$ to $9$ if each number starts with $67$ and no digit appears more than once?
Easy
View SolutionThe number of ways of arranging all the letters of the word "$SUNITHA$" so that the vowels always occupy the first,middle,and last places is
In how many ways can the letters of the word $PERMUTATIONS$ be arranged if the vowels are all together?
Medium
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