CBSE 10 Maths 2025 Answer Key: The CBSE Class 10 Maths Exam 2025 was conducted today, March 10, by the Central Board of Secondary Education (CBSE) from 10:30 AM to 1:30 PM. After the exam, students are searching for the CBSE Class 10 Maths Answer Key to check their answers and estimate their scores before the official results. CBSE Board Class 10 Maths Answer Key offers quick access to solutions, allowing students to check their answers immediately after the exam and helping reduce exam stress by giving them a clearer idea about their probable score. Stay tuned for the expert-prepared CBSE 10th Maths 2025 Answer Key.
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CBSE Class 10 Maths Exam Analysis 2025
CBSE Board Class 10 Maths Answer Key 2025
Students can use the links below to download the CBSE Class 10 Maths 2025 Answer Key PDF, check their answers, and estimate their marks.
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Set Number |
Answer Key PDF Link |
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Standard Set 1 (30/6/1) Basic Set 1 (430/6/1) |
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| Standard Set 2 (30/4/2) |
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Set 3 |
Download here |
CBSE Class 10 Maths Set 1 Answer Key
| Class 10th Maths Standard Set 1 Code 30/6/1 | ||
| Section | Question Number | Answer |
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A |
1 | D) irrational number |
| 2 | C) 0 | |
| 3 | A) (x+1)^2=2x+1 | |
| 4 | A) 2 | |
| 5 | B) 4 | |
| 6 | B) 3 cm | |
| 7 | C) 150 | |
| 8 | C) 3/4 | |
| 9 | D) 6 | |
| 10 | B) Q | |
| 11 | B) 45 | |
| 12 | B) 1:2 | |
| 13 | A) 30 | |
| 14 | C) 2:1 | |
| 15 | B) 13 and 12 | |
| 16 | C) 52 is the mode of data | |
| 17 | A) unique solution | |
| 18 | D) 4/root 15 | |
| 19 | D) Assertion is false, but Reason is true. | |
| 20 | D) Assertion is false, but Reason is true. | |
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B |
21 | (a) x=2, y=1 OR 115 and 65 |
| 22 | (b) tanA=4/3 | |
| 23 | - | |
| 24 | - | |
| 25 | 69 | |
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C |
26 | (b) p.q.r+q is composite number, (i) p=2, q=3, r=5 (ii) p=2, q=3, r=7 |
| 27 | zeros=2, -2/3 new polynomial 3x^2-13x+16 | |
| 28 | consistent, x=6, y=0 | |
| 29 | p=8,q=3, ABCD is not a rectangle | |
| 30 | - | |
| 31 | -root3/2 | |
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D |
32 | (a) PA=60m, PB=25m, (b) smallest value of P=-1/2, roots of eq are 1/2 |
| 33 | (b) AD=4cm | |
| 34 | Volume=2025.33 cm cube, SA=1360.8 cm sq | |
| 35 | x=34,y=46 | |
| Class 10th Maths Basic Set 1 Code 430/6/1 | ||
| Section | Question Number | Answer |
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A |
1 | A) 3 |
| 2 | C) -39/2 | |
| 3 | D) (3,0) | |
| 4 | B) 4 root 5 cm | |
| 5 | C) 6 | |
| 6 | C) 1/6 | |
| 7 | C) 4 root 26 | |
| 8 | B) 5 cm | |
| 9 | A) 0.43 | |
| 10 | C) 60 | |
| 11 | A) 1 | |
| 12 | D) 3/8 | |
| 13 | A) 5.6 cm | |
| 14 | D) 30 | |
| 15 | A) A+d | |
| 16 | A) 2 | |
| 17 | C) root 3/2 | |
| 18 | D) 300 cm cube | |
| 19 | C) Assertion is true, but Reason is false. | |
| 20 | A) Both Assertion and Reason are true, and Reason correctly explains Assertion. | |
CBSE Class 10 Maths Set 2 Answer Key
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Class 10th Maths Standard Set 2 Code 30/4/2 |
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Section |
Question Number |
Answer |
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A |
1 |
D) p(x) has at most three distinct zeroes. |
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2 |
D) 11/12 |
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3 |
D) ab(1 – ab) (1 + ab) |
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4 |
C) a positive irrational number |
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5 |
D) -1/2 |
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6 |
D) (1, 4) |
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7 |
A) 50 |
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8 |
B) 6 only |
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9 |
D) 40 |
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10 |
C) sec^2x=1+tan^2x |
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11 |
C) cos20>cos70 |
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12 |
D) 15 root 3 |
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13 |
C) 11 |
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14 |
D) root2 r |
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15 |
B) 100 |
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16 |
C) Classes preceding the median class |
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17 |
A) 20 |
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18 |
D) BC = 3EF |
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19 |
B) |
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20 |
D) |
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B |
21 |
(a) 7 OR (b) 1/2 |
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22 |
(i) 29/30, (ii) 1/30 |
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23 |
x=2, y=1 |
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24 |
(a) 1.071 |
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25 |
(9, -13) |
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C |
26 |
x^2-(3a+2)x+(-9b+3a+1)=0 |
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27 |
Perimeter of ABCD = 80 cm |
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28 |
HCF=xy^2 , LCM= x^5y^4 |
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29 |
36 and 54 |
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30 |
-3, 3 |
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31 |
- |
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D |
32 |
Mean= 26.67 Mode= 28.33 |
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33 |
A) Sides= 6m, 8m, 10m, Perimeter= 24m, Area= 24 sq m, Diff= 0 |
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34 |
(ii) PS= 20/3, (iii) 9/25 |
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35 |
Rs. 19608.40 |
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E |
36 |
(i) 1550, (ii) 1500, (iii)(a) 520 sec, (b) 31 |
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37 |
(ii) 173 m (iii) (a) 4.38 s (b) 3.46 s |
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38 |
(i) 7m, (ii) 60, (iii) (a) 145.1 sq m , (b) 58.67 m |
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CBSE Class 10 Maths Set 3 Answer Key
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Section |
Question Number |
Answer |
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A |
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B |
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C |
26 |
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D |
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35 |
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E |
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CBSE Class 10 Maths Exam 2025: Overview
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Conducting Body |
CBSE |
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Mode of Exam |
Pen and Paper (Offline) |
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Duration |
3 hours |
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Marks |
80 |
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Total Number of Questions |
38 |
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Section |
5 (A, B, C, D and E) |
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Question Type |
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CBSE Class 10 Maths Paper Format 2025
The CBSE Class 10 Maths question paper is divided into different sections based on difficulty level and question types. It has five sections with a total of 38 questions. All questions are mandatory, but some sections have internal choices. Below is the exam pattern for the CBSE Class 10 Maths Board Exam:
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Section |
Number of Ques |
Marks/Qs |
Marks |
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Section A |
20 |
1 |
20 |
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Section B |
5 |
2 |
10 |
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Section C |
6 |
3 |
18 |
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Section D |
4 |
5 |
20 |
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Section E |
3 |
4 |
10 |
CBSE 10th Maths Marking Scheme
The CBSE Class 10 Maths Board Exam marking scheme ensures fair evaluation by giving marks for each step in problem-solving questions. Below is the section-wise marking distribution.
- Section A- 20 MCQs of 1 mark each
- Section B- 5 VSA Questions of 2 marks each
- Section C- 6 SA Questions of 3 marks each
- Section D- 4 LA Questions of 5 marks each
- Section E- 3 Case Study-based Questions of 4 marks each