Number system easy

Number System Quiz (Easy)

1. Which of the following numbers is an integer?

a) 2/3 b) 0.25 c) -5 d) √2

2. Which is the smallest prime number?

a) 1 b) 2 c) 3 d) 0

3. Which of the following is a rational number?

a) √3 b) π c) 0.5 d) e

4. Which of the following is not a whole number?

a) 0 b) 7 c) -5 d) 9

5. Which of the following is an irrational number?

a) 1.25 b) -2 c) 3/4 d) √5

6. What is the smallest natural number?

a) 0 b) 1 c) -1 d) 2

7. Which of the following numbers is a composite number?

a) 1 b) 2 c) 3 d) 4

8. Which of the following is a non-negative integer?

a) -3 b) 0 c) √2 d) 1/2

9. Which of the following is a prime number?

a) 1 b) 2 c) 4 d) 9

10. What is the successor of a negative integer?

a) A positive integer b) 0 c) Another negative integer d) There is no successor