1. The Ecology Club is electing officers for the new school year. The club will elect a president, vice-president, secretary and treasurer. There are 24 members of the club, and all members are eligible to hold any office. No member can hold more than one office. In how many ways can the club select its new officers?
A. State whether the problem involves a permutation or a combination.
B. Evaluate the answer.
2. A computer company is considering 15sites for 3 new retail stores. In how many ways can the company select the new sites, assuming that all of the sites are equally likely to be selected?