| |
| |
1. |
Write 0.21111... using bar notation. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
2. |
Based on the factor trees, what is the greatest common factor of 8 and 20? |
| |
|
A. |
2 |
B. |
20 |
| |
|
C. |
4 |
D. |
8 |
| |
|
Hint |
|
| |
3. |
What is the greatest common factor of 16x2 and 12x? |
| |
|
A. |
4x |
B. |
12x |
| |
|
C. |
16x2 |
D. |
4x2 |
| |
|
Hint |
|
| |
4. |
Name a fraction equivalent to the fraction that is modeled in the figure. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
5. |
Express  as a percent. |
| |
|
A. |
40% |
B. |
4% |
| |
|
C. |
0.4% |
D. |
400% |
| |
|
Hint |
|
| |
6. |
Find the least common multiple of 3 and 6. |
| |
|
A. |
12 |
B. |
18 |
| |
|
C. |
6 |
D. |
3 |
| |
|
Hint |
|
| |
7. |
Albania has volleyball practice every 3 days and piano lessons every 4 days. If she had both a volleyball practice and a piano lesson on Monday, in how many days will she have both on the same day again? |
| |
|
A. |
12 |
B. |
8 |
| |
|
C. |
4 |
D. |
3 |
| |
|
Hint |
|
| |
8. |
Express  in simplest form. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
|
D. |
 |
| |
|
Hint |
|
| |
9. |
Write  as a decimal. |
| |
|
A. |
0.805 |
B. |
0.85 |
| |
|
C. |
0.085 |
D. |
8.5 |
| |
|
Hint |
|
| |
10. |
Express  as a decimal. |
| |
|
A. |
0.0125 |
B. |
1.25 |
| |
|
C. |
0.125 |
D. |
0.8 |
| |
|
Hint |
|
| |
11. |
Write the prime factorization of 810. |
| |
|
A. |
32 × 4 × 5 |
B. |
2 × 34 × 5 |
| |
|
C. |
2 × 5 × 92 |
D. |
2 ×3 × 5 |
| |
|
Hint |
|
| |
12. |
Express 52% as a fraction. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
13. |
The pie graph shows the percentage of people found in a survey to prefer certain colors of candy to others. Write the percentage of people who preferred red candy as a decimal. |
| |
|
 |
| |
|
A. |
5.0 |
B. |
0.21 |
| |
|
C. |
2.1 |
D. |
0.5 |
| |
|
Hint |
|
| |
14. |
Factor 18ab2. |
| |
|
A. |
2 · 3 · 3 · a · b |
B. |
2 · 3 · a · b · b |
| |
|
C. |
2 · 3 · 3 · a · b · b |
D. |
22 · 3 · a · b · b |
| |
|
Hint |
|
| |
15. |
Which set of rational numbers is ordered from least to greatest? |
| |
|
A. |
 , 0.6, 73%, |
| |
|
B. |
, 73%, , 0.6 |
| |
|
C. |
0.6, , 73%, |
| |
|
D. |
0.6, , , 73% |
| |
|
Hint |
|
| |
16. |
Which rational number is the least? |
| |
|
A. |
 |
B. |
0.9 |
| |
|
C. |
 |
D. |
10% |
| |
|
Hint |
|
|
|