1.
Based on the line plot, what is the most frequent score?
A.
75
B.
100
C.
71
D.
21
Hint
2.
Find the difference |-25| - (-32).
A.
7
B.
57
C.
-57
D.
-7
Hint
3.
Find the sum
A.
B.
C.
D.
Hint
4.
Simplify (4
x
)(-2
y
).
A.
-8 +
xy
B.
-8
x
- 8
y
C.
2
xy
D.
-8
xy
Hint
5.
Find the quotient (-100) ÷ (-25).
A.
75
B.
4
C.
-125
D.
-4
Hint
6.
To what set of numbers does
belong?
A.
irrationals
B.
whole numbers
C.
rationals
D.
integers
Hint
7.
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam for a mean of 80?
A.
80
B.
93
C.
97
D.
100
Hint
8.
What are the odds of not selecting a black ace from a standard deck of 52 cards?
A.
26:1
B.
25:26
C.
25:1
D.
1:25
Hint
9.
Find
A.
B.
C.
D.
Hint
10.
Graph the set of numbers on a number line. {-5, -2, 1, 3, 4}
A.
B.
C.
D.
Hint
11.
Find
A.
B.
C.
D.
Hint
12.
Simplify
A.
-7 – 2
n
B.
7 – 12
n
C.
7 – 2
n
D.
-7 – 12
n
Hint
13.
A weather forecaster states that the probability of rain is 30%. What are the odds that it will rain?
A.
B.
C.
D.
Hint
14.
Graph
x
5.
A.
B.
C.
D.
Hint