Pat wants to buy four donuts from an ample supply of three types of donuts: glazed, chocolate, and powdered. How many different selections are possible?
Answer Choices
A. 6
B. 9
C. 12
D. 15
E. 18
Pat wants to buy four donuts from an ample supply of three types of donuts: glazed, chocolate, and powdered. How many different selections are possible?
Answer Choices
A. 6
B. 9
C. 12
D. 15
E. 18