| |
| |
1. |
Determine whether a scatter plot of a set of data involving height and size of feet would show a positive, negative, or no relationship. |
| |
|
A. |
positive |
B. |
no relationship |
| |
|
C. |
not enough information given |
D. |
negative |
| |
|
Hint |
|
| |
2. |
Three ordered pairs for f(n) = 2n - 1 are (-1, -3), (1, 1), and (2, 3). Graph the function. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
3. |
Many children grow at a predictable rate. The function f(n) = 2.65n + 28.9 can be used to estimate the height in inches for a boy who is n years old. The function is accurate until about age 13. Complete the function table. |
| |
|
 |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
4. |
Graph y = 3 -  |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
5. |
Graph the system of equations y = 3x + 2 and y = 2 - x. Then find the solution of the system. |
| |
|
A. |
(0, 2) |
B. |
(-1, 2) |
| |
|
C. |
(2, 0) |
D. |
(2, -1) |
| |
|
Hint |
|
| |
6. |
Determine whether a scatter plot of a set of data involving a person's height and telephone number would show a positive, negative or no relationship? |
| |
|
A. |
No Relationship |
B. |
Negative |
| |
|
C. |
Positive |
D. |
Both Positive and Negative |
| |
|
Hint |
|
| |
7. |
Find the next three terms of 1,  , 0, -, …. |
| |
|
A. |
 , -2,  |
B. |
1, , 2 |
| |
|
C. |
-1, , -2 |
D. |
-1, -2, -3 |
| |
|
Hint |
|
| |
8. |
Using F = C + 32, find the temperature in Fahrenheit F if the temperature in Celsius C is C = -3?. |
| |
|
A. |
F = -37 ° |
B. |
F = 37° |
| |
|
C. |
F = 31° |
D. |
F = 26 ° |
| |
|
Hint |
|
| |
9. |
Find the solution of the system y = -3x + 2 and y = -1.5x + 5. |
| |
|
A. |
(2, 8) |
B. |
(-2, 8) |
| |
|
C. |
(-1, 5) |
D. |
(-3, 9.5) |
| |
|
Hint |
|
| |
10. |
Determine whether the sequence is geometric. If it is, state the common ratio. Write the next three terms of the sequence.
96, 48, 24, 12, 6, … |
| |
|
A. |
The sequence is geometric. The common ratio is . The next three terms are 3, 1, and  . |
| |
|
B. |
The sequence is not geometric. |
| |
|
C. |
The sequence is geometric. The common ratio is 2. The next three terms are 192, 384, and 768. |
| |
|
D. |
The sequence is geometric. The common ratio is 2. The next three terms are 3,  , and . |
| |
|
Hint |
|
| |
11. |
Find the slope of the line that passes through R(-3, 4) and S(5, 2). |
| |
|
A. |
 |
B. |
- |
| |
|
C. |
-4 |
D. |
4 |
| |
|
Hint |
|
| |
12. |
Find the slope of the line that passes through U(5, -2) and V(-1, -2). |
| |
|
A. |
1 |
B. |
-1 |
| |
|
C. |
undefined |
D. |
0 |
| |
|
Hint |
|
| |
13. |
State the slope and y-intercept of the graph of y = -x + 2. |
| |
|
A. |
The slope is , and the y-intercept is -2. |
| |
|
B. |
The slope is -2, and the y-intercept is -. |
| |
|
C. |
The slope is 2, and the y-intercept is -. |
| |
|
D. |
The slope is -, and the y-intercept is 2. |
| |
|
Hint |
|
| |
14. |
Graph y = x + 1 using the slope and y-intercept. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
Graph y   x – 3. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
16. |
Graph y <  x + 2. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
|
|