1.
Dave, Shareem, Li, and Katlin are deciding which two players will play the first game of checkers. They put their names into a hat and pull out two at random. What is the probability that Li will play Shareem?
A.
B.
C.
D.
Hint
2.
Ben, Jenny, Angela, and Craig all ran in the 1-mile cross-country race. How many ways can the four people finish the race?
A.
20
B.
24
C.
16
D.
8
Hint
3.
Ben, Jenny, Angela, and Craig all ran in the 1-mile cross-country race. What is the probability that Craig finished ahead of Ben?
A.
B.
C.
+
D.
Hint
4.
All whole-number pairs with a sum of 30 are placed into a hat. How many pairs are there?
A.
15
B.
30
C.
16
D.
12
Hint
5.
Three whole numbers have a mean of 4. How many such whole-number triples exist?
A.
18
B.
19
C.
17
D.
20
Hint