NDA Answer Key: Candidates who took the NDA 2025 session 1 examination on 13th April 2025 can now check the answer key.
NDA answer key is released separately for Maths and GAT for all sets of test booklets, B, C, D, through online mode. The NDA exam paper solution is available in PDFs.
UPSC doesn’t officially release the NDA answer key, but various institutions release NDA institutional or unofficial answer keys for candidates.
According to the students, the overall NDA 1 2025 examination was moderate. The question paper was similar to last year’s, and no section or question was considered particularly difficult.
In the Mathematics section, questions were asked from topics such as Trigonometry, Algebra, Calculus, Integral Calculus and Differential Equations, Vector Algebra, Statistics and Probability, Matrices and Determinants, and Analytical Geometry of Two and Three Dimensions.
The General Ability Test (GAT) section includes questions on English Grammar and Usage, Vocabulary, Comprehension, and Cohesion. The General Knowledge section covered areas such as Physics, Chemistry, General Science, Geography, Social Studies, and Current Events.
NDA Answer Key 2025
Below are the NDA 1 answer key PDFs released by the various institutions:
| Maths | Answer Key PDFs |
| GAT |
After getting the answer key, are you wondering now How to Calculate NDA Scores by Using Answer Key“? If yes, then to know your score first, you should know about the exam pattern & marking scheme. Also note that the score will be your predicted score, not the real one.
There are two subjects, Math & GAT. Question paper of Mathematics will be 300 marks & GAT will be 600 marks. Check marking scheme below:
| Type of Answers | Marks Per Question |
| Correct Answer (Mathematics) | +2.5 |
| Correct Answer (GAT) | + 4 |
| Wrong Answer (For Both) | -0.33% |
| No Answer | 0 |
| More than One Answer | -0.33% |
You can calculate your NDA estimation score by using the formula Total Score = Total Number of Answers Marked Correctly – Total Number of Incorrect Answers.
The UPSC will be releasing the NDA 1 2025 written session examination in May 2025. Till now, no official dates have been announced for the same. Keep checking our website to stay update about NDA 2025.
If you need any clarification regarding NDA Answer Key 2025, feel free to ask us below in the comment section. We will be assisting you in priority.