| |
| |
1. |
Write 0.21111... using bar notation. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
What is the range for the scores 3, 1, 5, 7, 11, 9? |
| |
|
A. |
10 |
B. |
6 |
| |
|
C. |
11 |
D. |
9 |
| |
|
Hint |
|
| |
3. |
How many minutes would you have to exercise each day to have a resting heart rate of 60 beats per minute? |
| |
|
 |
| |
|
A. |
20 minutes |
B. |
10 minutes |
| |
|
C. |
60 minutes |
D. |
30 minutes |
| |
|
Hint |
|
| |
4. |
Which of the following numbers is composite? |
| |
|
A. |
9 |
B. |
1 |
| |
|
C. |
31 |
D. |
23 |
| |
|
Hint |
|
| |
5. |
What is the greatest common factor of 16x2 and 12x? |
| |
|
A. |
16x2 |
B. |
12x |
| |
|
C. |
4x2 |
D. |
4x |
| |
|
Hint |
|
| |
6. |
Express  as a percent. |
| |
|
A. |
15% |
B. |
8% |
| |
|
C. |
3% |
D. |
83% |
| |
|
Hint |
|
| |
7. |
Express 31 per hundred as a percent. |
| |
|
A. |
0.31% |
B. |
31% |
| |
|
C. |
31 |
D. |
31% |
| |
|
Hint |
|
| |
8. |
Write an algebraic expression for the phrase t decreased by 7. |
| |
|
A. |
t – 7 |
B. |
t × 7 |
| |
|
C. |
t + 7 |
D. |
t ÷ 7 |
| |
|
Hint |
|
| |
9. |
Find the circumference of the circle. Use 3.14 for  |
| |
|
 |
| |
|
A. |
28.26 cm |
B. |
254.34 cm |
| |
|
C. |
56.52 cm |
D. |
113.04 cm |
| |
|
Hint |
|
| |
10. |
Find  . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
In physics, the number  measures the force of gravity between two objects when a and b each stand for the mass one of the objects and d stands for the distance between them. Find the force of gravity when a = 5, b = 8, and d = 2. |
| |
|
A. |
20 |
B. |
40 |
| |
|
C. |
5 |
D. |
10 |
| |
|
Hint |
|
| |
12. |
7,939 mg = ______ g |
| |
|
A. |
79.39 |
B. |
7.939 |
| |
|
C. |
7,939,000 |
D. |
0.7939 |
| |
|
Hint |
|
| |
13. |
Find the mean of {15, 7, 9, 25, 4}. |
| |
|
A. |
9 |
B. |
12 |
| |
|
C. |
10 |
D. |
13 |
| |
|
Hint |
|
| |
14. |
For the data {11, 13, 18, 19, 22, 25, 29, 32, 37, 37, 38}, what is the interquartile range? |
| |
|
A. |
19 |
B. |
27 |
| |
|
C. |
12 |
D. |
7 |
| |
|
Hint |
|
| |
15. |
What is the greatest common factor of 20x2 and 32x3? |
| |
|
A. |
8x |
B. |
4x2 |
| |
|
C. |
4x |
D. |
8x3 |
| |
|
Hint |
|
| |
16. |
Express  as a percent. |
| |
|
A. |
15% |
B. |
6% |
| |
|
C. |
12% |
D. |
3% |
| |
|
Hint |
|
| |
17. |
Express 70% as a fraction. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
Find the least common denominator for  and  . |
| |
|
A. |
14 |
B. |
56 |
| |
|
C. |
24 |
D. |
112 |
| |
|
Hint |
|
| |
19. |
Choose the equation for the graph below. |
| |
|
 |
| |
|
A. |
y = x - 3 |
B. |
y = 2x - 2 |
| |
|
C. |
y = 3x - 3 |
D. |
y = 4x - 2 |
| |
|
Hint |
|
| |
20. |
Estimate  - . |
| |
|
A. |
1 |
B. |
|
| |
|
C. |
1 |
D. |
0 |
| |
|
Hint |
|
|
|