| |
| |
1. |
The values in the graph below are _______ |
| |
|
 |
| |
|
A. |
irrational numbers. |
B. |
rational numbers. |
| |
|
C. |
natural numbers. |
D. |
integers. |
| |
|
Hint |
|
| |
2. |
Write an inequality for the following problem. One fourth of a number increased by 17 is at least 63. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
3. |
The system of equations on the graph shown is |
| |
|
 |
| |
|
A. |
consistent and independent. |
| |
|
B. |
consistent. |
| |
|
C. |
consistent and dependent. |
| |
|
D. |
inconsistent. |
| |
|
Hint |
|
| |
4. |
Choose the graph that shows the solution to the system of inequalities  and  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Simplify  |
| |
|
A. |
 |
B. |
k-3 |
| |
|
C. |
k3 |
D. |
k17 |
| |
|
Hint |
|
| |
6. |
Find the median of {55, 21, 47.4, 69, 71}. |
| |
|
A. |
55 |
B. |
21 |
| |
|
C. |
71 |
D. |
47.4 |
| |
|
Hint |
|
| |
7. |
Looking at several specific situations to arrive at an educated guess is called __________. |
| |
|
A. |
guessing |
B. |
inductive reasoning |
| |
|
C. |
deductive reasoning |
D. |
a conjecture |
| |
|
Hint |
|
| |
8. |
Which angle corresponds to  if  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
A company e-mails the daily cafeteria menu to its employees at a random time between 8:00 a.m. and 9:00 a.m. What is the probability that the menu will be e-mailed between 8:00 a.m. and 8:20 a.m.? |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
10. |
Find  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
Which equation describes the line that contains the points (6, 2) and (12, 4)? |
| |
|
A. |
y = 3x |
B. |
y = -3x |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
Graph the solution set to the inequality 5x – 3 < 3x + 7. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
13. |
The temperature in degrees Fahrenheit can be expressed by the function F(c) = 1.8c + 32 where c is the temperature in degrees Celsius. Find the temperature in degrees Fahrenheit (to the nearest degree) if it is 18° C outside. |
| |
|
A. |
42 |
B. |
212 |
| |
|
C. |
20 |
D. |
64 |
| |
|
Hint |
|
| |
14. |
Which measure of variation does not depend on the mean? |
| |
|
A. |
variance |
B. |
range |
| |
|
C. |
mode |
D. |
standard deviation |
| |
|
Hint |
|
| |
15. |
In the set of data
{113, 146, 146, 154, 157, 170, 181},
which measure of central tendency has the highest value? What is the value? |
| |
|
A. |
median, 154 |
B. |
mean, 152 |
| |
|
C. |
mean, 178 |
D. |
mode, 146 |
| |
|
Hint |
|
| |
16. |
Which is a graph showing the set of real numbers greater than  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
17. |
What is the value of cell B2? |
| |
|
 |
| |
|
A. |
27 |
B. |
5 |
| |
|
C. |
12 |
D. |
21 |
| |
|
Hint |
|
| |
18. |
Find the next two terms of the sequence  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
Complete the section of the indirect proof.
m W is a right angle. Therefore, mW = 90° by _______________. |
| |
|
A. |
angle addition postulate |
B. |
definition of a right angle |
| |
|
C. |
definition of perpendicular lines |
D. |
definition of perpendicular bisectors |
| |
|
Hint |
|
| |
20. |
What is the value of y? |
| |
|
 |
| |
|
A. |
32 cm |
B. |
24 cm |
| |
|
C. |
16 cm |
D. |
40 cm |
| |
|
Hint |
|
|
|