| |
| |
1. |
The area of a square is 100 square inches. Find the perimeter of the square. |
| |
|
A. |
40 in. |
B. |
20 in. |
| |
|
C. |
10 in. |
D. |
100 in. |
| |
|
Hint |
|
| |
2. |
If f(x) = 3x + 5, find f(2). |
| |
|
A. |
8 |
B. |
10 |
| |
|
C. |
2f |
D. |
11 |
| |
|
Hint |
|
| |
3. |
Write the standard form of an equation of the line that passes through
(-2, 3) and has a slope of m = -3. |
| |
|
A. |
3x + y = 9 |
B. |
y = -3x - 9 |
| |
|
C. |
3x + y = -3 |
D. |
3x + y = -9 |
| |
|
Hint |
|
| |
4. |
Use elimination to solve the system of equations given below.
5x + 3y = 3
3x + 4y = 15 |
| |
|
A. |
(5, 0) |
B. |
(-3, 6) |
| |
|
C. |
(3, -4) |
D. |
 |
| |
|
Hint |
|
| |
5. |
Which equation represents exponential decay? |
| |
|
A. |
y = 1.05(0.95)x |
B. |
y = 1.7(1.06)x |
| |
|
C. |
y = 2.62(1.22)x |
D. |
y = 0.86(1.46)x |
| |
|
Hint |
|
| |
6. |
Name the property used in the equation 17 × c = 17. Then solve for c. |
| |
|
A. |
Multiplicative Identity; c = 1 |
| |
|
B. |
Multiplicative Inverse; c =  |
| |
|
C. |
Additive Identity; c = 0 |
| |
|
D. |
Multiplicative Property of Zero; c= 0 |
| |
|
Hint |
|
| |
7. |
Evaluate 10 + |21 - x| - 3 if x = 9. |
| |
|
A. |
28 |
B. |
22 |
| |
|
C. |
25 |
D. |
19 |
| |
|
Hint |
|
| |
8. |
Evaluate  if x = -13, y = -10, and z = -5. |
| |
|
A. |
26 |
B. |
-24 |
| |
|
C. |
-26 |
D. |
24 |
| |
|
Hint |
|
| |
9. |
Name the ordered pair for point A. |
| |
|
 |
| |
|
A. |
(-3, -4) |
B. |
(-4, -3) |
| |
|
C. |
(4, 3) |
D. |
(-4, -4) |
| |
|
Hint |
|
| |
10. |
Find the next three terms of the arithmetic sequence 41, 54, 67, 80,…. |
| |
|
A. |
95, 110, 125 |
B. |
91, 102, 113 |
| |
|
C. |
103, 126, 149 |
D. |
93, 106, 119 |
| |
|
Hint |
|
| |
11. |
Write an equation of a line that passes through (9, -64) with slope –7. |
| |
|
A. |
y = -7x – 1 |
B. |
y = -7x + 1 |
| |
|
C. |
y = -7x – 127 |
D. |
y = -7x |
| |
|
Hint |
|
| |
12. |
Steve needed to find out which classes people liked the most. Therefore, after he arrived at his math club meeting, he asked some people there. What kind of sample is this? |
| |
|
A. |
unbiased, random stratified sample |
B. |
biased, convenience |
| |
|
C. |
biased, voluntary |
D. |
unbiased, random sample |
| |
|
Hint |
|
| |
13. |
A survey is done to see how many times the average American volunteers for things. Ronald asks people from all parts of the United States. What kind of sample is this? |
| |
|
A. |
unbiased, stratified random sample |
B. |
biased, convenience |
| |
|
C. |
biased, voluntary response |
D. |
unbiased, simple random sample |
| |
|
Hint |
|
| |
14. |
Find –5B. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
15. |
Factor 3x2 – 8x + 3. |
| |
|
A. |
(x – 1)(3x – 3) |
B. |
(3x – 5)(x – 1) |
| |
|
C. |
not factorable |
D. |
(3x – 1)(x – 3) |
| |
|
Hint |
|
| |
16. |
What are the next three terms of the geometric sequence 4, 10, 25,…? |
| |
|
A. |
100, 400, 1600 |
B. |
62.5, 156.25, 390.625 |
| |
|
C. |
100, 250, 1000 |
D. |
62.5, 312.5, 1562.5 |
| |
|
Hint |
|
| |
17. |
Tamotsu and Ryan each go to the same school. Tamotsu lives 5 miles north and 3 miles west of the school. Ryan lives 7 miles south and 4 miles east of the school. How far apart do they live? |
| |
|
A. |
7.28 miles |
B. |
12.04 miles |
| |
|
C. |
2.24 miles |
D. |
13.9 miles |
| |
|
Hint |
|
| |
18. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
19. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
–3 |
| |
|
Hint |
|
| |
20. |
Suppose one runner can run 8 laps in 12 minutes, and another runner can run 8 laps in 10 minutes. If they start at the same time, after how many laps by the fast runner will he lap the slow runner? |
| |
|
A. |
after 5 laps |
B. |
after 8 laps |
| |
|
C. |
after 7.5 laps |
D. |
after 6 laps |
| |
|
Hint |
|
|
|