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Math: Middle School: Grades 6, 7 and 8 Quiz - Algebra - Factors (Questions)

This Math quiz is called 'Algebra - Factors' and it has been written by teachers to help you if you are studying the subject at middle school. Playing educational quizzes is a fabulous way to learn if you are in the 6th, 7th or 8th grade - aged 11 to 14.

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The factors of a number are the numbers that divide exactly into it. You can divide any number into any other number but it is a factor ONLY if the result is a whole number.

To give you an idea, have a go at this Math quiz on Factors.

1. Is 4 a factor of 21?
[ ] Yes
[ ] No
[ ] Seldom
[ ] Often
2. Which of these is a factor of 33?
[ ] 7
[ ] 9
[ ] 11
[ ] 13
3. Which of these is a factor of 66?
[ ] 3
[ ] 4
[ ] 8
[ ] 12
4. Which of these is not a factor of 60?
[ ] 10
[ ] 15
[ ] 20
[ ] 25
5. Which of these is a factor of 70?
[ ] 9
[ ] 10
[ ] 11
[ ] 12
6. Which of these is not a factor of 80?
[ ] 2
[ ] 3
[ ] 4
[ ] 5
7. A number which divides exactly into two other numbers is what sort of factor of those numbers?
[ ] Cheap
[ ] Expensive
[ ] Common
[ ] Frequent
8. Which of the following is a factor pair of 32?
[ ] 2 and 14
[ ] 2 and 16
[ ] 2 and 18
[ ] 2 and 20
9. Which of these sets of numbers are all factors of 80?
[ ] 2, 4, 8, 16
[ ] 2, 4, 8, 12
[ ] 4, 8, 16, 18
[ ] 2, 4, 14, 20
10. Which of these sets of numbers are not all factors of 100?
[ ] 2, 4, 10
[ ] 5, 10, 20
[ ] 2, 20, 50
[ ] 20, 40, 50
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Math: Middle School: Grades 6, 7 and 8 Quiz - Algebra - Factors (Answers)
1. Is 4 a factor of 21?
[ ] Yes
[x] No
[ ] Seldom
[ ] Often
If you divide 4 into 21 the answer is 5.25. Because the answer is NOT a whole number, 4 is NOT a factor of 21
2. Which of these is a factor of 33?
[ ] 7
[ ] 9
[x] 11
[ ] 13
11 is the only one that can be divided into 33 and produce a whole number
3. Which of these is a factor of 66?
[x] 3
[ ] 4
[ ] 8
[ ] 12
4. Which of these is not a factor of 60?
[ ] 10
[ ] 15
[ ] 20
[x] 25
5. Which of these is a factor of 70?
[ ] 9
[x] 10
[ ] 11
[ ] 12
6. Which of these is not a factor of 80?
[ ] 2
[x] 3
[ ] 4
[ ] 5
7. A number which divides exactly into two other numbers is what sort of factor of those numbers?
[ ] Cheap
[ ] Expensive
[x] Common
[ ] Frequent
8. Which of the following is a factor pair of 32?
[ ] 2 and 14
[x] 2 and 16
[ ] 2 and 18
[ ] 2 and 20
9. Which of these sets of numbers are all factors of 80?
[x] 2, 4, 8, 16
[ ] 2, 4, 8, 12
[ ] 4, 8, 16, 18
[ ] 2, 4, 14, 20
In all the incorrect answers there is a number that will not divide into 80 and give a whole number as the result
10. Which of these sets of numbers are not all factors of 100?
[ ] 2, 4, 10
[ ] 5, 10, 20
[ ] 2, 20, 50
[x] 20, 40, 50
In the correct answer, 40 cannot be divided into 100 and give a whole number as the result
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