**NDA 2018 Answer Key** – UPSC has successfully conducted NDA & NA I 2018 on April 22, 2018. Now, answer key of NDA 2018 has been published after exam as solved papers of Mathematics and GAT. Candidates can view or download NDA 2018 answer keys, question papers, solved papers for sets A, B, C, D here. The purpose of availing answers is to know correct answers and calculate marks even before result of NDA 2018 is announced. Scroll down to get solved papers of UPSC NDA & NA I 2018 exam held on April 22, 2018 for Mathematics and GAT sets A, B, C, D.

#### If you are looking for NDA Answer Key 2019 of UPSC NDA & NA I 21 April 2019 Exam, then please click here.

## NDA 2018 Answer Key

### Answer Key of NDA 2018 are now available.

Here is the schedule as per which, exam has been conducted, and answer key has been released, and result will be announced.

UPSC NDA & NA (I) 2018 |
Dates |

Conduct of NDA 2018 | 22 Apr 2018 |

Availability of NDA 2018 answer keys of mathematics | 22 Apr 2018 (5 PM onwards) |

Availability of NDA 2018 answer keys of GAT | 22 Apr 2018 (7 PM onwards) |

Declaration of NDA 2018 result of written exam expected in | 15 Jun 2018 |

## NDA 2018 Answer Key: Get Here

The exam is over and answers keys have been published by various education experts and coaching centers, you can check them paper wise and set wise from the links given below.

NDA 2018 Answer Key |
Set A |
Set B |
Set C |
Set D |

Mathematics |
Click here | Click here | Click here | Click here |

GAT |
Click here | Click here | Click here | Click here |

NDA Answer Key 2018 for Maths [Video]

NDA Answer Key 2018 for GAT [Video]

## NDA 2018 Answer Key: Official Answer Key by UPSC

Candidates are requested to note that official answer keys of NDA 2018 by UPSC will be available several days later. It will be released after even result has been announced.

Solved papers published just after exam are by education experts and coaching centres which are quite reliable. However they may vary slightly from official keys.

You may go through these keys to get an idea of answers. Later on when official answer keys release, you can refer them to.

### NDA 2018 Answer Key: How to Download

The NDA 2018 Answer Key for GAT and Mathematics will be issued two-three hours after the exam by coaching center. UPSC will issue official answer key much later. To download it, candidates need to follow the steps below.

- Click on the answer key link which will be provided on this page.
- Check if it is for the correct subject and paper code or not.
- If the key is correct, download it.

### NDA 2018 Answer Key: Calculate Marks

Calculate your marks using NDA 2018 Answer Key.

### Calculating Score through NDA 2018 Answer Key

GAT contains 150 questions of 600 marks. Which means that correct answer fetches +4 marks. For the incorrect answer, one-third the marks of question is deducted. Which means that 4/3 is the negative marking. Therefore marks obtained in GAT is

**Number of correct answers x 4 – Number of incorrect answers x 4/3**

Mathematics has 120 questions of 300 marks. Therefore each question is of +2.5 marks for the correct answer. One-third marks assigned to question is deducted as negative marking for incorrect answer and therefore it means that negative marks for incorrect answer is -2.5/3. Hence marks obtained in Mathematics is

**Number of correct answers x 2.5 – Number of incorrect answers x 2.5/3**

To calculate score with the help of the answer key the candidates must know the exam pattern.

The scheme of written examination is as follows.

Name of subject |
Maximum marks |

Mathematics | 300 |

General Ability Test | 600 |

Then, the candidates need to match the answers with that given in the answer key. For marking correct answer, marks should be added. For each incorrect response, marks will be deducted. In the end, the candidates know their estimated score.

Given *above* are answer keys by coaching centers. Most accurate answers as per experts and your feedback are being updated in links *below*.

### NDA Question Paper and Answer Key Archives

The past year NDA question papers and answer keys are given here. Those who will take NDA exam in future may prepare from these.

- National Defence Academy & Naval Academy Exam Question Paper with Answers 2017
- National Defence Academy & Naval Academy Exam Question Paper with Answers 2016
- National Defence Academy & Naval Academy Exam Question Paper with Answers 2015
- National Defence Academy & Naval Academy Exam Question Paper with Answers 2014
- National Defence Academy & Naval Academy Exam Question Paper with Answers 2013
- National Defence Academy & Naval Academy Exam Question Paper with Answers 2012

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