1. Sam has four different types of fruit. He has three pieces of each type. In how many ways could he arrange them on a platter
a) in a line?
b) in three rows of four?
c) in two rows of six?
2. In how many ways could you choose 4 packages of pasta from a bin containing 11 different packages of pasta?
3. In how many ways could you reach into a bag containing 10 marbles and pull out none of them?
Application
4. A telemarketer will call 12 people from a list of 20 men and 25 women. In how many ways could he select
a) 12 men or 12 women?
b) 6 men and 6 women?
5. When travelling from home to school, Minh travels five blocks north and six blocks west. How many different routes can he take? What assumptions did you make?