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| Question 1 |
| What is the least common multiple of 9 and 12? |
| A. | 18 | B. | 45 |
| C. | 36 | D. | 27 |
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| Question 2 |
| Which option shows common multiples of 15 and 20? |
| A. | 60, 120 | B. | 75, 90 |
| C. | 80, 120 | D. | 60, 105 |
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| Question 3 |
| What is the Least Common Multiple of 15 and 30? |
| A. | 15 | B. | 45 |
| C. | 60 | D. | 30 |
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| Question 4 |
| Which option shows the prime factorization of of 12? |
| A. | 2 × 2 × 3 | B. | 2 × 3 × 4 |
| C. | 3 × 3 × 4 | D. | 2 × 2 × 2 |
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| Question 5 |
| Which is a prime number? |
| A. | 4 | B. | 5 |
| C. | 6 | D. | 8 |
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| Question 6 |
| Which option shows the prime factorization of 30? |
| A. | 2 × 2 × 5 | B. | 2 × 3 × 5 |
| C. | 2 × 3 × 6 | D. | 2 × 4 × 5 |
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| Question 7 |
| Which number is neither a prime nor a composite number? |
| A. | 5 | B. | 15 |
| C. | 1 | D. | 2 |
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| Question 8 |
| Choose the CORRECT answer. |
| A. | 3 and 6 are prime numbers | B. | 5 and 8 are prime numbers |
| C. | 4 and 11 are composite numbers | D. | 8 and 15 are composite numbers |
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| Question 9 |
| Which option shows factors of 16? |
| A. | 1, 2, 4, 8, 16 | B. | 1, 5, 10, 15, 20 |
| C. | 1, 3, 6, 12, 14 | D. | 1, 2, 5, 10, 15 |
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| Question 10 |
| Find the GCF of 36 and 54.
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| A. | 36 | B. | 18 |
| C. | 30 | D. | 72 |
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