Quiz: Divisibility Rules

Use divisibility rules to determine problems 1 through 7.

1. Which number is divisible by 2?
a. 123
b. 234
c. 345
2. Which number is divisible by 3?
a. 248
b. 457
c. 582
3. Which number is divisible by 6?
a. 678
b. 789
c. 890
4. Which number is divisible by 4?
a. 234,562
b. 234,564
c. 234,566
5. Which number is divisible by 2, 3, 4, and 6?
a. 34,568
b. 45,678
c. 68,928
6. Which number is NOT divisible by 8?
a. 123,456
b. 345,678
c. 567,896
7. Which number is divisible by 3 but NOT divisible by 9?
a. 678,345
b. 123,678
c. 483,111
8. The number 345,678 is divisible by 3 because
a. it is an even number.
b. the last two digits (78) are divisible by 3.
c. the sum of the digits (33) is divisible by 3.
9. The number 4,590 is divisible by 9 because
a. it is even and divisible by 3.
b. the sum of its digits (18) is divisible by 9.
c. the sum of its digits (18) is divisible by 3.
10. The number 936 is divisible by 6 because
a. the last two digits (36) are divisible by 6.
b. the sum of the digits (18) is divisible by 6.
c. it is even and the sum of its digits (18) is divisible by 3.
11. The number 123,450 is divisible by 5 because
a. the sum of the digits (15) is divisible by 5.
b. it is divisible by 2 and 3.
c. it ends in either a 5 or zero.

Cite this article

Ask Cliff

More Study Help