1.
All-Star Pizza offers a large pizza with any three toppings for $9.95. If you can choose from 13 different toppings, how many different pizzas are possible?
A.
286
B.
715
C.
78
D.
1287
Hint
2.
While at a local video rental store, 5 movies catch your eye, but you only want to rent 2. How many combinations are there?
A.
10
B.
2
C.
20
D.
5
Hint
3.
Which situation is a permutation?
A.
The number of ways each person can shake hands with the other 11 people in the room.
B.
The number of ways 8 students can finish first, second, or third place at the Math Olympiad.
C.
The number of ways you can choose 3 hot dog toppings from a total of 5.
D.
The number of games it would take to start 5 different basketball players from a team of 10.
Hint
4.
Which situation is a combination?
A.
The number of ways a coach can choose 3 co-captains for a soccer team.
B.
The number of ways a committee can choose a president, vice-president, and treasurer.
C.
The number of ways 3 books can be displayed in a store window.
D.
The number of ways 50 people can line up to enter a concert hall.
Hint
5.
Ten students are playing in a chess tournament. If each student plays every other student once, how many total games are played?
A.
120
B.
45
C.
90
D.
30
Hint