SOL 5.3 - Prime/Composite and Even/Odd Numbers

Which of the following is NOT a prime number?

• 59

• 47

• 63

• 37

Which best describes a COMPOSITE number?

• A number that can be divided by 2 with 0 remaining.

• A number that cannot be grouped into twos.

• A number with exactly two factors.

• A number with more than two factors.

Which group of numbers contains only composite numbers?

• 1, 9, 12, and 28

• 6, 15, 21, and 36

• 2, 8, 22, and 40

• 6, 14, 17, and 39

3, 5, 7, and 11 are prime because:

• they are odd numbers.

• they have exactly two factors.

• they cannot be divided by 2.

• they have more than two factors.

Identify all the prime numbers.

• 27

• 43

• 53

• 59

• 87

Which of the following sets of numbers contain only prime numbers?

• 9, 17, 31, 37

• 5, 21, 41, 43

• 2, 23, 43, 47

• 2, 6, 23, 47

Bob was asked to write the first 10 prime numbers. Which set shows the first ten prime numbers?

• 2, 3, 5, 7, 11, 13, 17, 19, 23, 29

• 2, 3, 5, 7, 9, 11, 13, 17, 19, 23

• 1, 2, 3, 5, 7, 11, 13, 17, 19, 23

• 3, 5, 7, 9, 11, 13, 15, 17, 19, 21

A number is even if it is divisible by which number?

• 1

• 5

• 0

• 2

Choose all of the even numbers. You must select ALL correct answers!!

• 542

• 396

• 683

• 4,001

• 276

Which best describes an odd number?

• A number that cannot be grouped in twos.

• A number based on groupings of 10.

• A number that represents part of a whole.

• A number that can be divided by 2 with 0 remaining.