A team of four students is to be selected from a total of 12 students. The total number of ways in which the team can be selected such that two particular students refuse to be together and other two particular students wish to be together only is equal to a. `220` b. `182` c. `226` d. none of these

A delegation of four students is to be selected from a total of 12 students. In how many ways can the delegation be selected.

A delegation of four students is to be selected from al total of 12 students. In how many says can the delegation be selected. if all the students are equally willing? if two particular students have to be included in the delegation? if two particular students do not wish to be together in the delegation? if two particular students wish to be included together only in the delegation? if two particular students refuse to be together and two other particular students wish to be together only in the delegation?

The number of ways in which 12 students can be equally divided into three groups is

A delegation of five students is to be formed from a group of 10 students.If three particular students want to remain together whereas two particular students do not want to remain together then the number of selection s is

A committee of 5 is to be chosen from a group of 9 people.Number of ways in which it can be formed if two particular persons either serve together or not at all and two other particular persons refuse to serve with each other,is

A student is allowed to select at most n books from a collection of (2n+1) books.If the total number of ways in which a student selects at least one book is 63. then n equals to -

In how many ways can a cricket team of 11 players be selected out of 16 players if two particular players are to be included and one particular players is to be rejected?