Prime and Composite Quiz

What is a prime number?

• A prime number is a natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.

• A prime number is a natural number that is divisible by 3 and itself.

• A prime number is a natural number that is divisible by 2 and itself.

• A prime number is a natural number that is divisible by 1 and itself.

Is 1 a prime number? (Yes/No)

• 10

• Yes

• 2

• No

What is the smallest prime number?

• 2

• 4

• 3

• 1

What is a composite number?

• A composite number is a negative integer greater than 1 that has more than two positive divisors.

• A composite number is a prime number that has more than two positive divisors.

• A composite number is a positive integer less than 1 that has more than two positive divisors.

• A composite number is a positive integer greater than 1 that has more than two positive divisors.

Is 0 a composite number? (Yes/No)

• Yes

• Sometimes

• No

• Maybe

What is the largest composite number less than 10?

• 6

• 7

• 8

• 9

What are the factors of 12?

• 1, 2, 3, 5, 6, 12

• 1, 2, 3, 4, 5, 12

• 1, 2, 3, 4, 5, 6

• 1, 2, 3, 4, 6, 12

Is 15 a prime or composite number?

• prime

• odd

• composite

• even

What is the only even prime number?

• 2

• 7

• 5

• 3