Lesson 3: Determine if a whole number is a multiple of another number. — Practice Questions

1. 1. If the number 8 is a factor of the number 56, which statement must be true?

   • A. 56 is a multiple of 8.
   • B. 8 is a multiple of 56.
   • C. 56 is a factor of 8.
   • D. 8 and 56 are unrelated.

2. 2. The equation $12 \times 5 = 60$ shows that 60 is a multiple of 12 and a multiple of ___.

3. 3. Given that $81 = 9 \times 9$, which conclusion is correct?

   • A. 81 is a multiple of 9.
   • B. 9 is a multiple of 81.
   • C. 81 is a factor of 9.
   • D. 9 is not a factor of 81.

4. 4. If $k = 4 \times m$, where $m$ is a whole number, then $k$ is a multiple of 4 and a multiple of ___.

5. 5. Knowing that $45 \div 5 = 9$, which of the following statements is correct?

   • A. 45 is a multiple of 5.
   • B. 5 is a multiple of 45.
   • C. 9 is a factor of 5.
   • D. 45 is a factor of 9.

6. 6. If the number 8 is a factor of the number 56, which of the following statements must be true?

   • A. 56 is a factor of 8.
   • B. 8 is a multiple of 56.
   • C. 56 is a multiple of 8.
   • D. Both numbers are factors of each other.

7. 7. The equation $7 \times 8 = 56$ shows that 56 is a multiple of 7 and a multiple of ___.

8. 8. If 48 is a multiple of 6, what does this tell us about the number 6?

   • A. 6 is a multiple of 48.
   • B. 6 is a factor of 48.
   • C. 48 is a factor of 6.
   • D. 6 and 48 are unrelated.

9. 9. Since 9 is a factor of 81, we know that 81 is a ___ of 9.

10. 10. Which statement is proven by the equation $5 \times 11 = 55$?

    • A. 55 is a factor of 5.
    • B. 11 is a multiple of 55.
    • C. 5 is a multiple of 11.
    • D. 55 is a multiple of 11.