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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 6799 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 491/2 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 x1/12 = 491/24 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