you are taking the following test:

Grade: 5,    Subject: Math,    Topic: Factors Highest Common Factor (HCF) Prime Number
 Question 1: Which option shows the prime factorization of 24? 2 × 2 × 3 × 5 2 × 3 × 5 2 × 2 × 2 × 6 2 × 2 × 2 × 3
 Question 2: Which option shows a prime number? 88 131 64 62
 Question 3: Which shows the prime factorization for 36? 2× 2 ×3×5 2× 2 ×32×3 2× 2 ×3×3 2× 3 ×3×3
 Question 4: What are the common factors of 10 and 21? 1, 3, 7 1 2 1, 2, 5, 10
 Question 5: There are few cards on Emily's table. She can divide those cards into groups of 4 cards or groups of 5 cards. Which of the following is a possible number of cards she has on the table? 15 12 20 24
 Question 6: Which option shows all the common factors of 15 and 45? 1, 3, 5, 5, 15 1, 2, 4, 8 1, 5, 15 1, 3, 5, 15
 Question 7: What are the factors of 25? 1, 5, 25 1, 3, 5, 25 1, 5 1, 25
 Question 8: Find the Greatest Common Factor of 14 and 28. 7 28 2 14
 Question 9: Which option below shows the prime factorization of 36? 2 × 2 × 3 × 3 2 × 3 × 3 × 3 2 × 3 × 3 2 × 2 × 3 × 3 × 3
 Question 10: Find the Greatest Common Factor(GCF) of 17 and 23. 17 23 1 69
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