1.
Find
P
(8, 5).
A.
40
B.
6720
C.
720
D.
336
Hint
2.
Suppose there are 8 runners in a race. How many ways can awards for 1st, 2nd, 3rd, and 4th places be presented?
A.
70
B.
40,320
C.
24
D.
1680
Hint
3.
Find the value of 7!.
A.
720
B.
28
C.
5,040
D.
120
Hint
4.
How many different ways can four CDs be chosen from a case of 10 CDs?
A.
120,960
B.
3,628,800
C.
210
D.
5,040
Hint
5.
Find the number of line segments that can be drawn between any two vertices of a hexagon.
A.
15
B.
24
C.
9
D.
30
Hint