A. Encircle the letter of the correct answer.

1. A number is divisible by _____ if the sum of the digits of the number is

divisible by 3.

A. 3 B. 6 C. 9 D. 12

2. A number is divisible by ______if it is divisible by both 2 and 3, that is

the number is an even number and the sum of its digit is divisible by 3.

A. 3 B. 6 C. 9 D. 12

3. A number is divisible by ______ if the sum of its digits is divisible by 9.

A. 3 B. 6 C. 9 D. 12

4. Which number is divisible by 6 but not divisible by 9?

A. 416 B. 426 C. 436 D. 446

5. Which number is divisible by 3 but not divisible by both 6 and 9?

A. 461 B. 471 C. 481 D. 491

6. Which number is divisible by 6?

A. 235 B. 237 C. 240 D. 242

7. Which number is divisible by 3 but not divisible by 6 and 9?

A. 215 B. 226 C. 231 D. 242

8. Which number is divisible by both 6 and 9?

A. 225 B. 234 C. 240 D. 242

9. The number of baseball balls of Nathaniel’s collection is divisible by 3,

6 and 9. He has more than 15 baseball balls and fewer than 25. How

many baseball balls does Nathaniel’s have?

A. 17 B. 18 C. 19 D. 20

10. The number of Math books of Mila’s collection is divisible by 3, 6 and

9. She has more than 30 books and less than 45 books. How many

books does Mila have?

A. 33 B. 36 C. 39 D. 42​