CBSE Class 9 Maths Number Systems MCQ

CBSE CLASS 9 – MATHS MCQ / SET 1 | Multiple Choice Questions on NUMBER SYSTEMS – Chapter 1

1. The decimal expansion of the rational number 2/25 is ————-

A. 0.08
B. 0.8
C. 8

2. A rational number between 4/7 and 5/7 is ————-

A. 8/14
B. 9/14
C. 10/14

3. There are ——– rational numbers between any two given rational numbers.

A. finite
B. infinitely many
C. one

4. A number is called ———– if it cannot be written in the form p/q, where p and q are integers and q not equal to zero.

A. Rational number
B. Irrational number
C. Complex number

5. Which of the following is an irrational number?

A. Zero
B. pi

C. 0.25

6. A rational number equivalent to 3/7 is —————

A. 5/14
B. 6/14
C. 7/14

7. The decimal expansion of 7/8 is —————

A. 0.8
B. 0.87
C. 0.875

8. The product of a rational and an irrational number is always an ———–

A. Irrational number
B. Rational number
C. None of these

9. What kind of decimal expansion 24/100 has ————?

A. Terminating
B. Non-terminating repeating
C. Terminating repeating

10. 7.478478………….. is a ———– number.

A. Rational number
B. Irrational number
C. Whole number

ANSWERS:

1. 0.08
2. 9/14
3. Infinitely many
4. Irrational
5. pi
6. 6/14
7. 0.875
8. Irrational number
9. Terminating
10. Rational number