Pre-Algebra - Prime or Composite (9.2)

A composite number...

• has more than 2 factors
• has one factor
• has at least 10 factors
• is always a really big number

A prime number...

• has one factor
• has more than 2 factors
• has 100 factors
• has exactly 2 factors: 1 and the number

One is 

• prime
• composite
• not prime or composite

Is 5 prime or composite? 

• Prime
• Composite

All of these are prime except

• 3
• 9
• 2
• 13

True or False
2 is a COMPOSITE number.

• TRUE
• FALSE

Which number is NOT a factor of 18 ?

• 2
• 3
• 5
• 9

Which number is a factor of 15 ?

• 2
• 7
• 5
• 9

Which number is a factor of 14 ?

• 3
• 7
• 5
• 9

Which number is a factor of 30 ?

• 3
• 5
• 15
• All of the Above