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1. |
Which of the following numbers is divisible by 3? |
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A. |
35 |
B. |
162 |
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C. |
23 |
D. |
163 |
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Hint |
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2. |
Which of the following numbers is divisible by 6? |
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A. |
1,156 |
B. |
2,056 |
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C. |
2,148 |
D. |
1,502 |
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Hint |
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3. |
The number 156 is divisible by which of the following numbers? |
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A. |
3 |
B. |
4 |
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C. |
2 |
D. |
All of the above |
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Hint |
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4. |
Use the factor tree to write the prime factorization of 120. |
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A. |
2 × 60 |
B. |
2 × 3 × 5 |
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C. |
2 × 2 × 3 × 5 |
D. |
2 × 2 × 2 × 3 × 5 |
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Hint |
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5. |
Write the prime factorization of 204. |
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A. |
2 × 3 × 17 |
B. |
6 × 17 |
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C. |
2 × 17 |
D. |
2 × 2 × 3 × 17 |
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Hint |
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6. |
What are the prime factors of 400? |
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A. |
2, 200 |
B. |
2, 5 |
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C. |
4, 10, 10 |
D. |
2, 4, 5 |
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Hint |
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7. |
What are the prime factors of 810? |
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A. |
3, 4, 5 |
B. |
3, 5 |
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C. |
2, 3, 5 |
D. |
2, 5, 9 |
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Hint |
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8. |
Write the decimal three hundredths in standard form. |
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A. |
3 |
B. |
0.3 |
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C. |
300 |
D. |
0.03 |
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Hint |
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9. |
Write the decimal eighty-one thousandths in standard form. |
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A. |
0.081 |
B. |
0.0081 |
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C. |
81,000 |
D. |
0.81 |
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Hint |
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10. |
Find 6.3 ÷ 4. |
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A. |
15.75 |
B. |
157.5 |
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C. |
0.1575 |
D. |
1.575 |
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Hint |
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