| |
| |
1. |
Simplify 3(2a + b) + 6(a - 2b). |
| |
|
A. |
12a - 9b |
B. |
12a + 15b |
| |
|
C. |
12a + 9b |
D. |
12a + b |
| |
|
Hint |
|
| |
2. |
The table shows the sales of athletic footwear for a recent year. Which measure of central tendency is the greatest? |
| |
|
 |
| |
|
A. |
mode |
B. |
none |
| |
|
C. |
mean |
D. |
median |
| |
|
Hint |
|
| |
3. |
Solve 18 + a = 36. |
| |
|
A. |
18 |
B. |
-18 |
| |
|
C. |
54 |
D. |
-2 |
| |
|
Hint |
|
| |
4. |
State the additive inverse of -32. |
| |
|
A. |
32 |
B. |
-32 |
| |
|
C. |
1 |
D. |
0 |
| |
|
Hint |
|
| |
5. |
Solve  |
| |
|
A. |
n = 2 |
B. |
n = 9 |
| |
|
C. |
n =  |
D. |
n =  |
| |
|
Hint |
|
| |
6. |
Solve the equation  |
| |
|
A. |
a =  |
B. |
a = 0 |
| |
|
C. |
a = 5 |
D. |
a =  |
| |
|
Hint |
|
| |
7. |
Which inequality describes all of the possible values for a if is an obtuse angle and m=2a + 8? |
| |
|
 |
| |
|
A. |
41 > a > 86 |
B. |
41 < a < 86 |
| |
|
C. |
41 > a < 86 |
D. |
41 < a > 86 |
| |
|
Hint |
|
| |
8. |
If  bisects  which angle is congruent to |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
A certain basketball team had 7 wins and 12 losses in a season. Which is a valid conjecture based on this information? |
| |
|
A. |
The team won their last 5 games. |
B. |
The team played 19 games.. |
| |
|
C. |
The team finished 5th in their conference. |
D. |
The team was undefeated. |
| |
|
Hint |
|
| |
10. |
If two lines are cut by a transversal and ______ angles are congruent, then the lines are parallel. |
| |
|
A. |
corresponding |
B. |
adjacent |
| |
|
C. |
vertical |
D. |
consecutive interior |
| |
|
Hint |
|
| |
11. |
Which values are a counterexample to the given statement?
If x × y = 0, then x must be 0. |
| |
|
A. |
x = 5, y = 0 |
B. |
x = 0, y = 0 |
| |
|
C. |
x = -1, y = 1 |
D. |
x = 0, y = 1 |
| |
|
Hint |
|
| |
12. |
Which of the values is a solution to the equation 2x + 7 = 37? |
| |
|
A. |
3 |
B. |
15 |
| |
|
C. |
-10 |
D. |
5 |
| |
|
Hint |
|
| |
13. |
Which is a graph of real numbers less than –2 ? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
14. |
Which is the graph of -4 and  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
If A= {0,1,2,3,4}, B={2,4,6,8} and C= find  |
| |
|
A. |
{2,4,6,8} |
B. |
 |
| |
|
C. |
{-3, -2, –1, 0, 2, 4, 6, 8} |
D. |
 |
| |
|
Hint |
|
| |
16. |
If a = –3 and b = 4, what is  |
| |
|
A. |
–27 |
B. |
15 |
| |
|
C. |
12 |
D. |
–11 |
| |
|
Hint |
|
| |
17. |
What is the mean of the set {4, 7, 3, 8, 2, 6, 5, 8, 3, 2}? Round to the nearest tenth. |
| |
|
A. |
4.5 |
B. |
6 |
| |
|
C. |
4.8 |
D. |
3 and 2 |
| |
|
Hint |
|
| |
18. |
How could the graph be changed so it is not misleading? |
| |
|
 |
| |
|
A. |
Change the graph from vertical to horizontal. |
B. |
Change the color. |
| |
|
C. |
Make the graph start at 0 to see all of the bars. |
D. |
Write out the entire names of the months. |
| |
|
Hint |
|
| |
19. |
If m || h and m 7 = 110°, find m5. |
| |
|
 |
| |
|
A. |
7° |
B. |
40° |
| |
|
C. |
110° |
D. |
55° |
| |
|
Hint |
|
| |
20. |
If m || h, m3 = (18x-12)° and m7 = (6x + 63)°, find m3. |
| |
|
|
| |
|
A. |
10° |
B. |
6° |
| |
|
C. |
63° |
D. |
99° |
| |
|
Hint |
|
|
|