# Class 9 Mathematics Quiz Chapter 1

## Chapter 1 – Number Systems

Play the below Class 9 Mathematics Quiz Chapter 1 Number Systems. These questions are very important for examination. We have provided a quiz from each chapter of class 9 Mathematics NCERT book. Check it on our website.

1. Which of the following is irrational:

(A) (B) (C) (D) 2. Which of the following is rational:

(A) (B) (C) (D) 3. Which of the following is a correct statement?

(A) Sum of two irrational numbers is always irrational.
(B) Sum of a rational and irrational number is always irrational.
(C) Square of an irrational number is always a rational number.
(D) Sum of two rational numbers can never be an integer.

4. when expressed in the form of (p, q are integers, )

(A) (B) (C) (D) 5. If and and , then (A) (B) (C) (D) 6. If , then (A) (B) (C) (D) 7. (A) (B) (C) (D) 8. If , then (A) (B) (C) (D) 9. If , then (A) (B) (C) (D) 10. If , then (A) (B) (C) (D) 11. If , then (A) (B) (C) (D) 12. is equals to

(A) (B) (C) (D) 13. is equals to

(A) (B) (C) (D) 14. If , then and are

(A) (B) (C) (D) 15. If a, b, c are positive real numbers then is equals to

(A) (B) (C) (D) 