Prime and Composites
List the Factors
Not a Factor
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Random
100

Which of the following is a prime number?

 15

 16

 17

 18

17

100

List all the factors for 4


1, 2, and 4


100

Which of the following is not a factor of 16?

2

16

3

8

3

100

Which number is the Numerator in 7/8?

7

100

What is the strongest bone in the body?

Femur

200

How many factors do prime numbers have?

2

200

List all the factors for 12

1, 2, 3, 4, 6, and 12



200

Which of the following is not a factor of 22?

11

4

2

1

4

200

What is the product of 5 x 9?

45

200

How many dimples does a golf ball have on average?

336

300

Is 32 a prime or composite number?

32 is a composite number.

300

List all the factors for 25

1, 5, and 25


300

Which of following is not a factor of 27?

2

3

27

9

 2

300

Decompose 2/3

1/3 + 1/3

300

Penicillin was first called what?

Mold Juice

400

What are two examples of prime numbers?

Possible examples: 2, 3, 5, 7, 11, 13, etc.

400

List all the factors for 40

1, 2, 4, 5, 8, 10, 20, and 40



400

Which of the following is not a factor of 39?

13

3

1

5


5

400

Which is the denominator: 17/32?

32

400

What was in the Olympics from 1900-1920?

Tug-of-War

500

Is 2 a prime or composite number? Why?

Prime since it has no other factors than one and itself.

500

List all the factors for 18

1, 2, 9, 3, 6, and 18


500

Which of the following is not a factor of 42?

1. 2

2. 14

3. 6

4. 8


4. 8

500

What number is a factor of ALL even numbers?

2

500

What's the longest someone has held their breath underwater?

29 minutes and 3 seconds