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5.3 Odd/Even - Prime/Composite

Last updated over 7 years ago

10 questions

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Question 1

1.

Which of the following is NOT a prime number?

A 37

B 61

C 47

D51

Question 2

2.

Which best describes a prime number?

A A number that cannot be grouped in twos.

B A number than can be divided by 2 with 0 remaning

C A number with more than two factors

D A number with exactly two factors

Question 3

3.

Which best describes a composite number?

A A number that cannot be grouped in twos

B A number that can be divided by 2 with 0 remaining

C A number with more than two factors

D A number with exactly two factors

Question 4

4.

What number is neither prime nor composite?

A  1

B  2

C  3

D  4

Question 5

5.

Which of the following is a prime number?

A 18

B 54

C 35

D 47

Question 6

6.

Which number is even?

A 15

B 48

C 73

D 21

Question 7

7.

Which number is odd?

A 92

B 44

C 76

D 81

Question 8

8.

Which best describes an odd number?

A A number that represents part of a whole.

B A number based on groupsings of 10.

C A Number that can be divided by 2 with 0 remaining

D A number that cannot be grouped in twos

Question 9

9.

Identify the numbers that are odd.

Question 10

10.

Prime numbers are all odd.

True

False