Topic

Divisibility Rules

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Quizzes in Divisibility Rules

Which of the following numbers are divisible by 3? Select all that apply.

  • 123
  • 250
  • 99
  • 101
  • 456
Correct answer(s):
    • 123
    • 99
    • 456


Select all numbers divisible by 3 from the list: 123, 245, 999, 1,234, 1,500.

  • 123
  • 245
  • 999
  • 1,234
  • 1,500
Correct answer(s):
    • 123
    • 999
    • 1,500

Find the smallest digit d (0–9) such that the four-digit number formed by 1, 2, 3 and d (i.e., 123d) is divisible by 3.

  • 0
  • 1
  • 2
  • 3
Correct answer(s):
    • 0

Select all numbers divisible by 3 from the list: 123, 254, 306, 410.

  • 123
  • 254
  • 306
  • 410
Correct answer(s):
    • 123
    • 306

Select all numbers divisible by 3 from the list: 124, 1,233, 7,005, 9,002.

  • 124
  • 1,233
  • 7,005
  • 9,002
Correct answer(s):
    • 1,233
    • 7,005


What is the smallest positive integer that is divisible by both 6 and 15?

  • 6
  • 15
  • 30
  • 90
Correct answer(s):
    • 30

Which of the following numbers are divisible by 9: 729, 1234, 810, 455. Select all that apply.

  • 729
  • 1234
  • 810
  • 455
Correct answer(s):
    • 729
    • 810

Find all digits a (0–9) such that the three-digit number 5a2 is divisible by 3. Select all that apply.

  • 2
  • 5
  • 8
Correct answer(s):
    • 2
    • 5
    • 8

Which of the following numbers are divisible by 9: 10, 243, 275, 999. Select all that apply.

  • 10
  • 243
  • 275
  • 999
Correct answer(s):
    • 243
    • 999

What is the smallest number of zeros that must be appended to 16 to make the resulting number divisible by 25

  • 1
  • 2
  • 3
  • 4
Correct answer(s):
    • 2

Which digit(s) x (0–9) make the three-digit number 7×5 divisible by 3? Select all that apply.

  • 0
  • 2
  • 3
  • 6
  • 9
Correct answer(s):
    • 0
    • 3
    • 6
    • 9


Which of the following numbers are divisible by 3? Select all that apply.

  • 102
  • 305
  • 489
  • 700
Correct answer(s):
    • 102
    • 489

What is the smallest whole number that must be added to 1,234 to make the sum divisible by 9

  • 6
  • 8
  • 9
  • 5
Correct answer(s):
    • 8