REVIEW

Statement A: All even numbers except 2 is Prime numbers
Statement B: All odd numbers except 1 is Prime numbers

• Statement A is true and statement B is false

• Statement A is true and statement B is false

• Both statement A and B are false

What is the LEAST Composite number that is greater than 19 but less than 22.

• 17

• 18

• 20

• 21

Which one BEST explains why 1 is NEITHER a Composite or Prime number?

• Prime numbers are all odd numbers and Composite numbers are all even numbers and the number 1 is neither even or odd.

• Because there should be at least two factors in a number to be considered as Composite or Prime number and 1 only has one factor.

• Because you can divide any number by 1

• Because it is the smallest number.

Statement A: We can only apply Prime Factorization to Prime numbers.
Statement B: Prime factorization may also contain composite numbers.

• Statement A is True, Statement B is False

• Statement A is False, Statement B is True

• Both statement A and B are True

• Both statement A and B are False

What is the SUM when you add the smallest Prime number to Special number?

• 2

• 3

• 4

• 5

What are the COMPOSITE numbers which are a factor of 12?

• 1, 3, and 8

• 2, 4, and 6

• 4, 8, and 10

• 4, 6, and 12

If the prime factorization of the number is 3, 5, 2, and 2. What is the number ?

• 55

• 60

• 65

• 70

What is the prime factorization of 28 ?

• 4 x 7

• 2 × 2 × 7

• 7 x 2 x 3

• ​3 x 3 x 7

What is the prime factorization of 50?

• 5 x 50

• 2 x 5 x 5

• 2 x 3 x 5

• 2 x 5 x 10

What is the prime factorization of 66 ?

• 2 x 2 x 3 x 5

• 3 x 3 x 3 x 2

• ​2 x 4 x 11

• 2 × 3 × 11