CBSE Class 10 Maths Basic Exam 2026: Top 50 MCQs with Answers for High Score in Exam!

CBSE Class 10th Maths Basic Important MCQs: Achieving a high score in the CBSE Class 10th Maths Board Exam 2026 necessitates dedicated practice, particularly with Multiple-Choice Questions (MCQs), which are crucial for success. As the exam is scheduled for 17th feb 2026, For efficient student preparation, we have assembled the 50 most important MCQs. This collection, derived from previous years' papers and official CBSE sample materials, provides comprehensive coverage of all essential chapter topics. Solving these high-weightage questions, complete with detailed answers, will serve as a powerful revision tool, significantly boosting your confidence and overall exam performance.

Check: CBSE Class 10 Maths Sample Paper 2026 by Experts

Check:CBSE Class 10 Maths Deleted Syllabus 2025-26

CBSE Class 10th Maths Basic Paper: Key Highlights

Check: CBSE Class 10th Maths Sample Paper 2025-26

Check: CBSE Class 10 Maths Chapter-Wise Important Questions 2026

CBSE Class 10th Maths Basic Exam Top 50 MCQs with Answers

Here are 50 important multiple-choice questions (MCQs) from all chapters in your 10th Maths basic syllabus, NCERT, and Sample papers along with their answers:

1. Which of the following is a prime number?

1. • (a) 27 (b) 31 (c) 33 (d) 35

   • Answer: (b) 31

2. The decimal expansion of 22/7 is:

1. • (a) Terminating (b) Non-terminating and repeating (c) Non-terminating and non-repeating (d) None

   • Answer: (b) Non-terminating and repeating

3. The sum of a rational and an irrational number is always:

1. • (a) Rational (b) Irrational (c) 0 (d) 1

   • Answer: (b) Irrational

4. LCM of 'x' and 'y' where y is a multiple of 'x' is:

1. • (a) x (b) y (c) xy (d) x + y

   • Answer: (b) y

5.

6. Degree of the polynomial 3x² + 5x + 1 is:

   • (a) 1 (b) 2 (c) 3 (d) 4

   • Answer: (b) 2

7. The number of polynomials having zeroes as -2 and 5 is:

   • (a) 1 (b) 2 (c) 3 (d) More than 3

   • Answer: (d) More than 3

8. If the zeroes of ax² + bx + c are equal, then:

   • (a) c and b have opposite signs (b) c and a have opposite signs (c) c and b have same signs (d) c and a have same signs

   • Answer: (d) c and a have same signs

10. Maximum number of roots for a quadratic equation is:

    • (a) 1 (b) 2 (c) 3 (d) 4

    • Answer: (b) 2

11. If a pair of linear equations is consistent, then the lines are:

    • (a) Parallel (b) Always coincident (c) Always intersecting (d) Intersecting or coincident

    • Answer: (d) Intersecting or coincident

14. Common difference of the AP 3, 7, 11, 15... is:

    • (a) 3 (b) 4 (c) 5 (d) 6

    • Answer: (b) 4

15. The 30th term of the AP 10, 7, 4... is:

    • (a) 97 (b) 77 (c) -77 (d) -87

    • Answer: (c) -77

16. If the n^th term of an AP is 2n + 3, then the first term is:

    • (a) 2 (b) 3 (c) 5 (d) 6

    • Answer: (c) 5

17. The sum of the first 10 terms of the AP 2, 4, 6, 8... is:

    • (a) 100 (b) 120 (c) 110 (d) 90

    • Answer: (c) 110

18. If the discriminant of a quadratic equation is zero, the roots are:

    • (a) Real & unequal (b) Complex (c) Real & equal (d) None

    • Answer: (c) Real & equal

19. If one root of x² - 7x + 10 = 0 is 5, the other root is:

    • (a) 2 (b) 3 (c) 5 (d) 10

    • Answer: (a) 2

20. Which of the following are NOT similar figures?

    • (a) Circles (b) Squares (c) Equilateral triangles (d) Isosceles triangles

    • Answer: (d) Isosceles triangles

21. Which is not a similarity criterion for triangles?

    • (a) AAA (b) SAS (c) SSS (d) ASA

    • Answer: (d) ASA

22. Corresponding sides of two similar triangles are in ratio 2:3. If the small triangle's area is 48 cm², the larger one is:

    • (a) 230 (b) 106 (c) 107 (d) 108

    • Answer: (d) 108 cm²

23. A tangent to a circle touches it at:

    • (a) Two points (b) One point (c) Three points (d) Infinitely many

    • Answer: (b) One point

24. If CP and CQ are tangents and CP = 11 cm, then the length of the other tangent from C is:

    • (a) 11 cm (b) 22 cm (c) 5.5 cm (d) 0

    • Answer: (a) 11 cm

25. The radius of a circle is 7 cm. A tangent from a point 25 cm away from the center has length:

    • (a) 24 cm (b) 26 cm (c) 23 cm (d) 25 cm

    • Answer: (a) 24 cm

26. Distance between points (3, 4) and (6, 8) is:

    • (a) 4 (b) 5 (c) 6 (d) 7

    • Answer: (b) 5

27. Mid-point of the segment joining (2, 3) and (4, 7) is:

    • (a) (3, 5) (b) (2, 4) (c) (4, 6) (d) (3, 4)

    • Answer: (a) (3, 5)

28. The distance of point A(2, 4) from the x-axis is:

    • (a) 2 units (b) 4 units (c) -2 units (d) -4 units

    • Answer: (b) 4 units

29. If P(k, 0) divides A(2, -2) and B(-7, 4)$ in ratio 1:2, then k is:

    • (a) 1 (b) 2 (c) -2 (d) -1

    • Answer: (d) -1

30. Center of a circle is (2, -3) and one endpoint of diameter is Q(1, 4). The other end P is:

    • (a) (3, -10) (b) (2, -10) (c) (-3, 10) (d) (-2, 10)

    • Answer: (a) (3, -10)

31. 

37. The area of a sector with radius 14 cm and angle 60 degree is:

    • (a) 51.33cm2 (b) 60 (c) 45 (d) 70

    • Answer: (a) 102.67 cm²

38. Volume of a sphere with radius 7 cm is approximately:

    • (a) 1436.75 cm3 (b) 1000 (c) 2000 (d) 1500

    • Answer: (a) 1436.75 cm³

39. Surface area of a cube with side 5 cm is:

    • (a) 150 cm² (b) 125 (c) 100 (d) 75

    • Answer: (a) 150 cm²

40. Volume of a cylinder with radius 3 cm and height 7 cm is:

    • (a) 198 cm³ (b) 150 (c) 180 (d) 200

    • Answer: (a) 198 cm³

41. The mean of 50 numbers is 40. If 25 and 35 are discarded, the new mean is:

    • (a) 39 (b) 40 (c) 41 (d) 42

    • Answer: (d) 42

42. Probability of an impossible event is:

    • (a) 1 (b) 0 (c) 0.5 (d) Not defined

    • Answer: (b) 0

43. If P(A) = 0.4, then P(not A) is:

    • (a) 0.4 (b) 0.6 (c) 0 (d) 1

    • Answer: (b) 0.6

44. An event is very unlikely to happen. Its probability is closest to:

    • (a) 0.0001 (b) 0.001 (c) 0.01 (d) 0.1

    • Answer: (a) 0.0001

45. Which number is divisible by 11?

    • (a) 1516 (b) 1452 (c) 1011 (d) 1121

    • Answer: (b) 1452

48. If the sun's altitude changes from 30 degree to 60 degree, shadow length:

    • (a) Increases (b) Decreases (c) Stays same (d) None

    • Answer: (b) Decreases

49. Ratio of volumes of two spheres if surface area ratio is 16:9:

    • (a) 27:64 (b) 64:27 (c) 4:3 (d) 3:4

    • Answer: (b) 64:27

50. Product of two consecutive natural numbers is always:

    • (a) Prime (b) Even (c) Odd (d) Multiple of 3

    • Answer: (b) Even number

Mastering these 50 essential MCQs is a crucial step towards excelling in your CBSE Class 10th Maths Basic Board Exam 2026. Consistent practice with these high-frequency questions will not only reinforce your conceptual understanding across all chapters but also significantly improve your speed and accuracy. Use these resources wisely to finalize your preparation and approach the exam with complete confidence. Good luck!

Check: CBSE Class 10th Date Sheet 2026 Board Exam