A doctor wants to subscribe to some magazines so that her patients have something to read in the waiting room. She wants to subscribe to one of 8 news magazines and one of 2 fashion magazines. She also wants to subscribe to one of 7 business magazines. How many different combinations of magazines can the doctor order?

A company could advertise its new product in 5 magazines, 4 newspapers, and 3 television channels. But in a later move, it decided to give advertisements in only 2 of the magazines, one of the newspapers and one of the TV channel. In how many ways can they advertise?

On her coffee table, Sharon has a pile of 7 magazines. She plans to get through 2 of them over the weekend. How many sequences of 2 magazines are possible?

An English teacher gave her class a choice of 5 books to read. She then asked each student to select any 3 of the books and list them in the order he or she will read them. How many different lists are possible?

A jewelry store sells a necklace that the buyer can customize. The buyer is instructed to select 2 different charms from among the 8 available and specify the order from left to right. How many different necklaces are possible?

A restaurant is adding ranch dressing, blue cheese dip, and broccoli to its salad bar. In how many different orders could the manager decide to arrange the items in a row along the salad bar?