CBSE Class 10 Maths Important Questions and Answers 2023

The Central Board of Secondary Education (CBSE) conducted the CBSE Class 10 Mathematics exam on March 11, 2024. Students who attended the CBSE 10th exam of Maths were advised to go through the previous year’s Maths question paper. The CBSE 10th Mathematics 2024 exam paper contained 38 questions, divided into 5 sections.

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This Story also Contains

1. CBSE Class 10 Mathematics Paper 2023 - MCQs (1 mark each)
2. CBSE Class 10 Mathematics Paper 2023 - 2 Marks Questions
3. CBSE Class 10 Mathematics Paper 2023 - 3 Marks Questions
4. CBSE Class 10 Mathematics Paper 2023 - 5 Marks Questions
5. CBSE Class 10 Mathematics Paper 2023 - 4 Marks Questions
6. Benefits of Solving Last Year’s CBSE 10th Maths Question Paper

Students were required to attempt all 5 sections, which consists of - MCQs, short answer type questions and long answer type questions consisting of 1, 2, 3, 4 and 5 marks. Since the CBSE Class 10 Maths question paper 2024 is not available for now, we have listed a few questions that were asked in the CBSE 2023 Maths board exam. We will update the article as soon as the CBSE board will release the 2024 Maths question paper. Till then, students can go through these questions to get an insight into the types of questions that hold importance and are asked in the final board exams.

CBSE Class 10 Mathematics Paper 2023 - MCQs (1 mark each)

Section-A of the CBSE 2023 Mathematics paper Class 10 had 18 multiple-choice questions which carried a weightage of 1 mark each. 2 assertion-reason based questions were also asked of 1 mark each. Below, we have listed questions for students' reference:

Q1. The prime factorisation of natural number 288 is:

1. 24 x 33

2. 24 x 32

3. 25 x 32

4. 25 x 31

Q2. If 2 cosθ = 1, then the value of θ is

1. 45°

2. 60°

3. 30°

4. 90°

Q3. A card is drawn at random from a well-shuffled deck of 52 cards. The

probability of getting a red card is:

1. 1/26

2. 1/13

3. 1/ 4

4. 1/2

Q4. The discriminant of the quadratic equation 2x2 - 5x - 3 = 0 is

1. 1

2. 49

3. 7

4. 19

Q5. The distance between the points (3, 0) and (0, -3) is

1. 2√3 units

2. 6 units

3. 3 units

4. 3√2 units

Q6. The seventh term of an A.P. whose first term is 28 and common difference

- 4, is

1. 0

2. 4

3. 52

4. 56

Q8. The sides of two similar triangles are in the ratio 4: 7. The ratio of their

perimeters is:

1. 4: 7

2. 12: 21

3. 16: 49

4. 7: 4

Q10. The sum and the product of zeroes of the polynomial p(x) = x2 + 5x + 6 are

respectively

1. 5, -6

2. -5, 6

3. 2, 3

4. -2, -3

Q11. A die is thrown once. Find the probability of getting a number less than 7.

1. 5/6

2. 1

3. 1/6

4. 0

Q13. The volume of a cone of radius ‘r' and height '3r' is :

1. 1/ 3 π r2

2. 3π r3

3. 9π r3

4. π r3

Q14. The distance between two parallel tangents of a circle of diameter 7 cm is:

1. 7 cm

2. 14 cm

3. 7/2 cm

4. 28 cm

Q16. The larger of two supplementary angles exceeds the smaller by 18 degrees. What is the measure of larger angle?

1. 81°

2. 99°

3. 36°

4. 54°

Directions for Q.19 & Q.20 - In question numbers 19 and 20, a statement of Assertion (A) is followed by a statement of Reason (R). Choose the correct option:

1. Both Assertion (A) and Reason (R) are true and Reason (R) is the

correct explanation of Assertion (A).

b) Both Assertion (A) and Reason (R) are true but Reason (R) is not the

correct explanation of Assertion (A).

c) Assertion (A) is true, but Reason (R) is false.

d) Assertion (A) is false, but Reason (R) is true.

Q19. Assertion (A): A tangent to a circle is perpendicular to the radius

through the point of contact.

Reason (R): The lengths of tangents drawn from the external point to a

circle are equal.

CBSE Class 10 Mathematics Paper 2023 - 2 Marks Questions

Section B of the Mathematics paper CBSE 10th Class consists of short answer questions carrying a weightage of 2 marks each. Students are required to attempt 5 questions from this section. Below, we have listed questions that were given in the CBSE 10th Maths paper 2023 PDF:

Q21. a) Find the coordinates of the point which divides the line segment

joining the points (7, -1) and (-3, 4) internally in the ratio 2: 3.

OR

(b) Find the value(s) of y for which the distance between the points

A(3, -1) and B(11, y) is 10 units.

Q22. Evaluate : tan2 60° - 2 cosec2 30° - 2 tan2 30°.

Q23. Find the LCM and HCF of 92 and 510, using prime factorisation.

Q 24. (a) Solve for x and y : x + y = 6, 2x - 3y = 4.

OR

(b) Find out whether the following pair of linear equations are

consistent or inconsistent:

5x - 3y = 11, 10x + 6y = 22

CBSE Class 10 Mathematics Paper 2023 - 3 Marks Questions

Section C of the Mathematics paper 2023 CBSE 10th Class consisted of short answer questions carrying a weightage of 3 marks each. Students are required to attempt 6 questions from this section. Below the questions have been mentioned which were a part of the CBSE Maths Class 10 2023 exam.

Q27. Show that the points A(1, 7), B(4, 2) C(-1, -1) and D(- 4, 4) are vertices of

the square ABCD.

Q28. Prove that the tangents drawn from an external point to a circle are equal

in length.

Q29. If α, β are zeroes of the quadratic polynomial x2+ 3x + 2, find a quadratic

polynomial whose zeroes are α+ 1, β + 1.

Q30. Prove that 3 + 7√2 is an irrational number, given that √2 is an irrational

number.

CBSE Class 10 Mathematics Paper 2023 - 5 Marks Questions

Section D of CBSE 10th Maths paper 2023 consists of long answer type questions carrying 5 marks each. Students have to attempt 4 questions from this section. Below, we have listed the questions that were asked in the 2023 CBSE Maths paper:

Q32. (a) The diagonal of a rectangular field is 60 m more than the shorter side. If the longer side is 80 m more than the shorter side, find the length of the sides of the field.

OR

(b) The sum of the ages of a father and his son is 45 years. Five years ago, the product of their ages (in years) was 124. Determine their present age.

Q33. A vessel is in the form of a hemispherical bowl surmounted by a hollow cylinder of same diameter. The diameter of the hemispherical bowl is 14 cm and the total height of the vessel is 13 cm. Find the inner surface area of the vessel. Also, find the volume of the vessel.

Q34. The table given below shows the daily expenditure on food of 25 households in a locality:

Find the mean daily expenditure on food. Also, find the mode of data.

Q35. (a) A TV tower stands vertically on the bank of a canal. From a point on the other bank directly opposite the tower, the angle of elevation of the top of the tower is 60°. From another point 20 m away from the point on the line joining this point to the foot of the tower, the angle

of elevation of the top of the tower is 30°. Find the height of the tower.

OR

(b) An aeroplane when flying at a height of 4000 m from the ground passes vertically above another aeroplane at an instant when the angles of elevation of the two planes from the same point on the ground are 60° and 45° respectively. Find the vertical distance between the aeroplanes at that instant. (Use √3 = 1.73)

CBSE Class 10 Mathematics Paper 2023 - 4 Marks Questions

Section E of the CBSE 10th Maths exam paper 2023 consists of 3 sourced-based/Case Based/passage-based/integrated units of assessment (4 marks each) with sub-parts of the values of 1, 1 and 2 marks each respectively. Below, we have mentioned the questions that were asked in the CBSE class 10 2023 Maths paper:

Q36. Aahana being a plant lover decides to convert her balcony into beautiful garden full of plants. She bought few plants with pots for her balcony. She placed the pots in such a way that number of pots in the first row is 2, second row is 5. third row is 8 and so on.

Based on the above information, answer the following questions :

(i)Find the number of pots placed in the 10th row.

(ii) Find the difference in the number of pots placed in 5th row and 2nd row.

(iii) If Aahana wants to place 100 pots in total, then find the total number of rows formed in the arrangement.

OR

(iii) If Aahana has sufficient space for 12 rows, then how many total number of pots are placed by her with the same arrangement?

Q37. Interschool Rangoli Competition was organized by one of the reputed

schools of Odissa. The theme of the Rangoli Competition was Diwali celebrations where students were supposed to make mathematical designs. Students from various schools participated and made beautiful Rangoli designs. One such design is given below:

Rangoli is in the shape of a square marked as ABCD, the side of the square being 40 cm. At each corner of a square, a quadrant of circle of radius 10 cm is drawn (in which diyas are kept). Also, a circle of diameter 20 cm is drawn inside the square.

(i) What is the area of square ABCD?

(ii) Find the area of the circle.

(iii) If the circle and the four quadrants are cut off from the square ABCD

and removed, then find the area of the remaining portion of square ABCD.

OR

(iii) Find the combined area of 4 quadrants and the circle, removed.

Q38. Blood group describes the type of blood a person has. It is a classification of blood based on the presence or absence of inherited antigenic substances on the surface of red blood cells. Blood types predict whether a serious reaction will occur in a blood transfusion.

In a sample of 50 people, 21 had type O blood, 22 had type A, 5 had type B and rest had tvpe AB blood group.

Based on the above, answer the following questions:

(i) What is the probability that a person chosen at random had type O blood?

(ii) What is the probability that a person chosen at random had type AB blood group?

(iii) What is the probability that a person chosen at random had neither type A nor type B blood group?

OR

(iii) What is the probability that person chosen at random had either type A or type B or type O blood group?

Benefits of Solving Last Year’s CBSE 10th Maths Question Paper

There are numerous benefits of referring to and solving previous years’ Maths question paper of CBSE 10th class. Below, we have listed a few pros of solving CBSE 10th maths question paper 2023:

• Solving last year's CBSE Class 10 Mathematics board exam question paper helps students understand the exam pattern and question paper format.

• By solving past papers, students can identify the topics that are frequently asked and prioritize their study accordingly.

• Practicing with the previous year's Maths papers CBSE 10th enables students to manage their time effectively during the actual exam, as they get accustomed to the allotted time for answering the paper.

• Successfully solving CBSE Class 10 Maths paper 2023 boosts students' confidence as they get a sense of accomplishment and readiness for the upcoming 2024 board exam.

• Analyzing previous year's papers also helps students understand the marking scheme and allocate time and effort accordingly to high-scoring sections.

• By reviewing their answers, students can identify and rectify common mistakes, improving their overall accuracy.

• Regular practice with CBSE 10th Maths past year papers enhances students' problem-solving abilities and equips them with strategies to tackle complex problems.

• Solving the CBSE 10th Maths exam paper serves as a comprehensive revision tool, allowing students to consolidate their understanding of concepts and formulas.

Also, Check:

• CBSE 10th Mathematics Sample Paper 2024

• CBSE Class 10 Maths Syllabus 2024

• Best Reference Books for CBSE 10th Mathematics