a) In the store "Everything for Tea," there are 5 different cups and 3 different saucers. How many ways can you buy a cup?

b) The store also has 4 teaspoons. How many ways can you buy a set consisting of a cup, a saucer, and a teaspoon?

c) The store still sells 5 cups, 3 saucers, and 4 teaspoons. How many ways can you buy

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a) Let's choose a cup. To it, we can choose any of the three saucers. Therefore, there are 3 different sets, so_  
b) Any of the 15 sets from part a) can be complemented with a spoon in 4 ways. Therefore, the total number of possible sets is_  
c) There are three different cases: the first - a cup with a saucer is purchased, the second - a cup with a spoon, the third - a saucer_  

## Answer

a) 15;  
b) 60;  
c) 47 ways.