Identify Prime

Prime numbers have:

• Exactly 2 factors

• 2 pairs of factors

• More than 2 factors

• 1 factor

Which group contains all prime numbers?

• 9, 17, 31, 37

• 2, 6, 27, 47

• 2, 23, 43, 47

• 5, 21, 41, 47

Find the prime number.

• 10

• 9

• 7

• 4

Is 12 prime or composite?

• prime

• composite

What are all prime numbers divisible by?

• 1, 2, and itself

• 1 and itself

• Every number from 1-10

• They aren't divisable at all

Which of the following is NOT true about prime numbers? 

• They have exactly two factors 

• 1 is a factor of every prime number

• No prime numbers end in zero

• All prime numbers are odd numbers.  

Find the prime number

• 10

• 9

• 7

• 4

• 1
• 2
• 3
• 4

What is the only even number that is prime?

• 1
• 2
• 4
• 10

• prime
• composite