CBSE Board Class 10 Maths Answer Key 2024 and Question Papers, Download PDF All SETs

The Central Board of Secondary Education (CBSE) conducted the Class 10 Maths board exam today, March 11, 2024. The exam was conducted between 10.30 am to 1.30 pm.

Now, as the exam is over, we bring you post-exam review, paper analysis and student feedback on the difficulty level of CBSE Class 10 Maths exam 2024. Compare your answers with the CBSE Class 10 Maths Question Paper 2024 Solved PDF available on this page.

 👉 CBSE Class 10th Maths Standard Question Paper With Answer Key Set - 1

CBSE Class 10 Maths Exam 2024: Highlights

The basic highlights from the March 11, 2024 exam. 

Difference Between CBSE 10th Basic and Standard Maths

To get a clear idea about maths basic and maths standard read the differences below:

CBSE Class 10 Maths Exam 2024 Difficulty Level: Student Reaction

Several students have expressed mixed reactions regarding the difficulty level of the CBSE Class 10 Maths exam. While some found the paper manageable and within their expectations, others felt challenged by certain questions, especially those involving complex calculations and application-based problems.

Many students appreciated the variety of topics covered in the exam but wished for more clarity in certain questions. Overall, students remain hopeful that their preparation efforts will yield satisfactory results. Their feedback to next year's students is to give more time to revision and practice questions from different books to tackle the variety of questions.

CBSE Class 10 Maths Exam 2024: Expert Opinion

Experts and teachers have offered varying opinions on the difficulty level of the CBSE Class 10 Maths Exam. Some experts believe that the paper was appropriately challenging, testing students' understanding of key concepts across various topics.

They praised the balanced distribution of questions and the inclusion of both theoretical and application-based problems. However, others felt that certain questions were overly complex and may have posed a challenge for some students

CBSE Class 10 Maths Answer Key 2024 Set - 1

1. If the sum of zeroes of the polynomial p(x)=2x² - k√2x+1 is √2, then value of k is :
(a) √2
(b) 2
(c) 2√2
(d) 1/2

Ans. (b) 2

2. If the probability of a player winning a game is 0.79, then the probability of his losing the same game is :
(a) 1.79
(b) 0.31
(c) 0.21%
(d) 0.21

Ans. (d) 0.21

3. If the roots of equation ax² + bx + c = 0, a ≠ 0 are real and equal, then which of the following relation is true ?
(a) a = b²/c
(b) b² = ac
(c) ac = b²/4
(d) c = b²/a

Ans. (c) ac = b²/4

4. In an A.P., if the first term a = 7, nth term a_n = 84 and the sum of first n terms S_n = 2093/2, then n is equal to :
(a) 22
(b) 24
(c) 23
(d) 26

Ans. (c) 23 

5. If two positive integers p and q can be expressed as p= 18 a²b⁴ and q = 20 a³b², where a and b are prime numbers, then LCM (p. q) is :
(a) 2 a²b²
(b) 180 a²b²
(c) 12 a²b²
(d) 180 a³b⁴

Ans. (d) 180 a³b⁴

6. AD is a median of ΔABC with vertices A(5, 6), B(6, 4) and C(0, 0). Length AD is equal to :
(a) √68 units
(b) 2√15 units
(c) √101 units
(d) 10 units

Ans. (d) 10 units

7. If sec Θ - tan Θ = m, then the value of sec Θ + tan Θ is :
(a) 1 - 1/m
(b) m2 - 1
(c) 1/m
(d) - m

Ans. (c) 1/m

8. From the data 1, 4, 7, 9, 16, 21, 25, if all the even numbers are removed, then the probability of getting at random a prime number from the remaining is :
(a) 2/5
(b) 1/5
(c) 1/7
(d) 2/7

Ans. (b) 1/5

Q9. (a) nx̄
(b) 1
(c) Σfi
(d) 0

Ans. (d) 0

10. The zeroes of a polynomial x² + px + q are twice the zeroes of the polynomial 4x² - 5x - 6. The value of p is :
(a) -5/2
(b) 5/2
(c) -5
(d) 10

Ans. (c) -5

11. If the distance between the points (3,-5) and (x,-5) is 15 units, then the values of x are :
(a) 12,-18
(b) -12, 18
(c) 18,5
(d) -9,-12

Ans. (c) 18,5

12. 

Ans. C (0)

13. A solid sphere is cut into two hemispheres. The ratio of the surface areas of sphere to that of two hemispheres taken together, is :

(a) 1:1
(b) 1:4
(c) 2:3
(d) 3:2

Ans. (a) 1:1
14. The middle most observation of every data arranged in order is called :
(a) mode
(b) median
(c) mean
(d) deviation

Ans. (b) median
15. The volume of the largest right circular cone that can be carved out from a solid cube of edge 2 cm is :

(a) 14π/3 cu cm
(b) 5π/3 cu cm
(c) 8π/3 cu cm
(d) 2π cu cm

Ans. (d) 2π cu cm 

16. Two dice are rolled together. The probability of getting sum of numbers on the two dice as 2, 3 or 5, is :
(a) 7/36
(b) 11/36
(c) 5/36
(d) 4/9

Ans. (a) 7/36

17. The centre of a circle is at (2, 0). If one end of a diameter is at (6, 0), then the other end is at :
(a) (0,0)
(b) (4,0)
(c) (-2,0)
(d) (-6,0) 

Ans. (c) (-2,0)

18. In the given figure, graphs of two linear equations are shown. The pair of these linear equations is :

(a) consistent with unique solution.
(b) consistent with infinitely many solutions.
(c) inconsistent.
(d) inconsistent but can be made consistent by extending these lines.

Ans. (a) consistent with unique solution.  

Directions : 

In Q. No. 19 and 20 a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option.

(a) Both, Assertion (A) and Reason (R) are true and Reason (R) is correct explanation of Assertion (A).
(b) Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).
(c) Assertion (A) is true but Reason (R) is false.
(d) Assertion (A) is false but Reason (R) is true.

19. Assertin (A) : The tangents drawn at the end points of a diameter of a circle, are parallel.

Reason (R) : Diameter of a circle is the longest chord.

Ans. (b) Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).

20. Assertin (A) : If the graph of a polynomial touches x-axis at only one point, then the polynomial cannot be a quadratic polynomial.

Reason (R) : A polynomial of degree n(n>1) can have at most n zeroes. 

Ans. (b) Both, Assertion (A) and Reason (R) are true but Reason (R) is not correct explanation for Assertion (A).

Full Answer Key Update Soon