Choose the letter of the best answer. Write the chosen letter on the separate sheet of paper.
1. Which of the following is divisible by 3?
a. 11 b. 21 c. 23 d. 35
2. Which of the following is divisible by 9? a. 108 b. 100 c. 124 d. 123
3. Which of the following is divisible by 6? a. 234 b. 134 c. 71 d. 70
4. 3 is a factor of
a.272 b. 153 c. 92 d. 80
5. 6 is a factor of
a.84 b. 75 c. 53 d. 65

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