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## MCQ Questions for Class 9 Mathematics with Answers

## Q1. The product of a rational and an irrational numbers is:

(i) Always an integer

(ii) Always a rational number

(iii) Always an irrational number

(iv) Sometimes rational and sometimes irrational

(iii) Always an irrational number

## Q2. The three rational numbers between 3 and 4 are:

(i) 5/2,6/2,7/2

(ii) 13/4,14/4,15/4

(iii) 12/7,13/7,14/7

(iv) 11/4,12/4,13/4

(ii) 13/4,14/4,15/4

## Q3. When 15√15 is divided by 3√3 find the quotient.

(i) 5√3

(ii) 3√5

(iii) 5√5

(iv) 3√3

(iii) 5√5

## Q4. (64)^{-3/2}

(i) -1/512

(ii) 1/512

(iii) 64

(iv) 1/64

(ii) 1/512

## Q5. Find the remainder when 67^{99} is divided bt 7

(i) 1

(ii) 6

(iii) 4

(iv) 2

(i) 1

## Q6. The Value of 4√3−4/√3+1 − 2−√3/ 2+√3

(i) 1

(ii) 15

(iii) 0

(iv) None of these

(i) 1

## Q7. From the choices given below mark the co-prime numbers

(i) 2, 3

(ii) 2, 4

(iii) 2, 6

(iv) 2, 110

(i) 2, 3

## Q8. Which of the following is Natural number?

(i) 3.5

(ii) 7

(iii) 0

(iv) -2

(ii) 7

## Q9. If the HCF of 65 and 117 is expressible in the form 65m – 117, then the value of m is

(i) 4

(ii) 2

(iii) 1

(iv) 3

(ii) 7

## Q10. In between any two numbers there are:

(i) Only one rational number

(ii) Many rational numbers

(iii) Infinite rational numbers

(iv) No rational number

(iii) Infinite rational numbers

## Q11. The decimal expansion of √2 is

(а) finite decimal

(ii) 1.4121

(iii) non-terminating recurring

(iv) non-terminating non-recurring

(iv) non-terminating non-recurring

## Q12. In between any two numbers there are:

(i) Only one rational number

(ii) Many rational numbers

(iii) Infinite rational numbers

(iv) No rational number

(iii) Infinite rational numbers

Above

## Q13. The rational number between 1 and 2 is

(i) 3/2

(ii) 7/2

(iii) 5/2

(iv) 1/2

(i) 3/2

## Q14. If x/y= 6/5 then x² + y² / x² − y²

(i) 36/25

(ii) 25/36

(iii) 61/11

(iv) 11/61

(i) 36/25

## Q15. The product of a rational and an irrational numbers is:

(i) Always an integer

(ii) Always a rational number

(iii) Always an irrational number

(iv) Sometimes rational and sometimes irrational

(iii) Always an irrational number

## Q16. Which of the following is an irrational number?

(i) √16

(ii) √(12/3)

(iii) √12

(iv) √100

(iii) √12

## Q17. (√a + √(ii) (√a – √(ii) is

(i) a + b

(ii) a – b

(iii) 2√a

(iv) 2√b

(ii) a – b

## Q18. √6 x √27 is equal to:

(i) 9√2

(ii) 3√3

(iii) 2√2

(iv) 9√3

(i) 9√2

## Q19. The value of 49^{1/2} is equal to

(i) 1/49

(ii) 49

(iii) 7

(iv) 1/7

(iii) 7

## Q20. The value of (67.542)² −(32.458)² /75.458 − 40.374 is

(i) 100

(ii) 1

(iii) 10

(iv) none

(i) 100

## Q21. (-7+4√7-3√7) is

(i) a positive rational number

(ii) an irrational number

(iii) a negative rational number

(iv) equal to zero

(ii) an irrational number

## Q22. 3√6 + 4√6 is equal to:

(i) 6√6

(ii) 7√6

(iii) 4√12

(iv) 7√12

(ii) 7√6

## Q23. √6 x √27 is equal to:

(i) 9√2

(ii) 3√3

(iii) 2√2

(iv) 9√3

(i) 9√2

## Q24. If x^{1/12} = 49^{1/24} then find the value of x.

(i) 49

(ii) 2

(iii) 12

(iv) 7

(iv) 7

## Q25. Which of the following lies between 0 and -1?

(i) 0

(ii) -3

(iii) -2/3

(iv) 4/3

(iii) -2/3

## Q26. Which of the following statement is true

(i) x° = 1/x

(ii) x° = x

(iii) x° = 0

(iv) x° = 1

(iv) x° = 1

## Q27. The sum of the powers of the prime factors in 108 × 192 is

(i) 12

(ii) 7

(iii) 5

(iv) 8

(i) 12

### Q28. Decimal representation of a rational number cannot be

(i) terminating

(ii) always terminating

(iii) always non-terminating

(iv) non terminating non repeating

(iv) non terminating non repeating

## Q29. Which of the following are irrational numbers?

(i) √23

(ii) √225

(iii) 0.3796

(iv) 7.478478

(i) √23

## Q30. How many zeros after the decimal point will be there in the decimal form of the number 10-n ?

(i) n

(ii) n+1

(iii) n-1

(iv) n/2

(iii) n-1

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### MCQ Questions for Class 9 Mathematicss with Answers

**Lesson 1. Number Systems Class 9 MCQ****Lesson 2. Polynomials Class 9 MCQ****Lesson 3. Coordinate Geometry Class 9 MCQ****Lesson 4. Linear Equations for Two Variables Class 9 MCQ****Lesson 5. Introduction to Euclid’s Geometry Class 9 MCQ****Lesson 6. Lines and Angles Class 9 MCQ****Lesson 7. Triangles Class 9 MCQ****Lesson 8. Quadrilaterals Class 9 MCQ****Lesson 9. Areas of Parallelograms and Triangles Class 9 MCQ****Lesson 10. Circles Class 9 MCQ****Lesson 11. Constructions Class 9 MCQ****Lesson 12. Heron’s Formula Class 9 MCQ****Lesson 13. Surface Areas and Volumes Class 9 MCQ****Lesson 14. Statistics Class 9 MCQ****Lesson 15. Probability Class 9 MCQ**