I. Choose the letter of correct answer. Write your answer on the blank provided before the number 1. Which of the following numbers are exactly divisible by 2.5 or 10. A. 38 B. 50 C. 15 D. 86 2. Which shows the divisibility rule for 2? A. The last digit either O or 5. C. The sum of the digits. B. The last digit is 0. D. The ones digit is even number 3. What are the common factors of 25 and 50 ? A.1.5. 10 B.1.5.25 C.1.2.5 D. 1.10. 25 4.1, 3. 9 are the common factors of what number? A. 6 and 12 B. 5 and 10 C. 9 and 27 D. 4 and 8 5. 234 is divisible by what number? A. 2 and 3 B. 3 and 4 C. 5 and 10 D. 4 and 9 6. What are the factors of 30? A. 1,2 3,4,5,6,10 C. 1.2.3.5.6.10.15,30 B. 1,2,3,6.9.15 D. 1.2.3.4.5.10.15. 60 7. Supply the missing digit in 463__ to make the number divisible by 3? A. 9 B. 3 C.4 D.2 8. 45 is a multiple of what number? A 12 B. 6 C. 9 D.8 9. What are the first 5 multiples of 4 ? A. 2,4,6,8,10 B. 1,3,5,7,9 C. 1.2.4,5,10 D.4.8.12.16,20 10. Mrs. Reyes plans to organize the Math Club of 15 girls and 36 boys into groups. What is the common number each group of boys and each group of girls can have? A 3 B. 4 C. 5 D.6 IL A Encircle the number (s) which is/are exactly divisible by the given number before each item. 17 530