8 students from a list of 25 are to be chosen for a music team. Is this selection random?
Team of four students is to be selected from a total of 12 students for a quiz competition. In how many ways it can be selected if two particular students have to be included in the team.
Team of four students is to be selected from a total of 12 students for a quiz competition. In how many ways it can be selected if two particular students do not wish to be together in the team.
Team of four students is to be selected from a total of 12 students for a quiz competition. In how many ways it can be selected if two particular students should be included and two particular students don't want to be in the team.
Team of four students is to be selected from a total of 12 students for a quiz competition. In how many ways it can be selected if two particular students refuse to be together and two particular students wish to be together only in the team. .