**NDA Mathematics Answer Key 2021 Set A** – Candidates can get here NDA Mathematics Answer Key 2021 Set A for the exam to be held on April 18, 2021. The answer key is released by various unofficial sources just after the exam. Candidates who get Set A question paper of NDA Mathematics for **UPSC NDA/NA 2021 **can check its answer key from this page below and download PDF. Union Public Service Commission (UPSC) also releases the** NDA answer key** which contains correct answers of 120 questions asked in Mathematics Set A Question Paper. Candidates must secure marks more than the cut-offs to get shortlisted in NDA 2021 results. Check more details on **NDA Mathematics Answer Key 2021 Set A** from this page.

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## NDA Mathematics Answer Key 2021 Set A

UPSC releases official NDA answer keys a few days after the exam. Candidates can estimate marks out of 300 by using the NDA Maths Set A Answer Key before the declaration of result of NDA 2021.

Apart from the official answer key, there are several coaching centres/ institutes that release an unofficial answer key. These are memory-based answer keys releases online right after the examination. Once the UPSC NDA examination is completed, applicants can get the direct link to check the answer key here.

### NDA Maths Answer Key 2021 Date

Union Public Service Commission conducts the National Defence Academy / Naval Academy exam held twice a year. The important dates for NDA 2021 Answer Key and related events are as follows.

NDA 2021 | Important Dates |

UPSC NDA/NA 2021 Exam Date | 18 Apr 2021 |

Availability of NDA Question Paper and Answer Key of Mathematics Set A | To be announced |

Result | To be announced |

### Get NDA I 2021 Answer Keys Here

### Marking Scheme of NDA Mathematics 2021 Set A

To calculate the score achieved in the UPSC NDA Maths Exam 2021 candidates need to have the answer key and marking scheme with them. Both the things required are made available for the candidates on this page. Exam takers can check the marking scheme followed in the paper to calculate the score from down:

**NDA Mathematics Marking Scheme**

- +2.5 for correct answer
- -0.83 for incorrect answer (i.e 1/3 of the marks allocated to the question)

**For mathematics score use: **2.5 X (no. of correct answers) – 0.83 X (no. of wrong answers)

### How to Calculate Marks Using NDA Mathematics Answer Key 2021 Set A?

Now once knowing the marking scheme of the paper candidates can easily calculate the marks achieved in the paper. Check the steps below to calculate the probable score. Though the final score can only get to know through the official answer key but we have tried to find the closest correct answer for the candidates.

**1st step:** In order to know the marks achieved candidates need to check their answer with that of the answer key answers.

**2nd step:** Now check how many correct and incorrect answers you have marked in the paper.

**3rd step:** So now for every right answer reward yourself with a 2.5 marks and for every wrong answer deduct 0.83 marks.

**4th step:** Calculate all the positives and negatives and deduct the negatives from the positives.

**5th step:** The resultant sum is the probable score you have achieved in the exam.

### How to Download Official NDA Mathematics Answer Key?

The commission publishes all the answer key on the website of Union Public Service Commission (UPSC) long time after the commencement of the exam. Candidates wanting to download the answer key for the exam can follow the procedure mentioned below:

**1st step: **Candidates need to visit the official website of UPSC upsc.gov.in.

**2nd step:** After visiting the main website they will be able to check the examination tab on top of the website.

**3rd step:** Click on the tab and a dropdown list is appeared, under that click on the answer key sections.

**4th step:** A list of all the answer key published so far by the commission will get open in front of you. Select the NDA Mathematics SET A answer key.

**5th step:** Soon after this, a PDF will get open, check the answer and download it for future reference.

### NDA Mathematics Result 2021

The commission releases the result for the NDA Mathematics SET A 2021 on the official website. Candidates can visit upsc.gov.in in order to check the announced result for the exam. The candidates need to fulfil the specified cut-off set by the commission to make it to the merit list of the selected candidates. Candidates need to have a minimum of 25% marks in each subject and also touches the overall cut off to get selected for the final selection.** The result **is declared in the pdf format and contains the roll number and names of the selected candidates.

### About UPSC NDA NA 2021

NDA is conducted in two stages – written exam and Service Selection Board (SSB) Interview. The candidates are shortlisted for the Interview on the basis of marks obtained in the written exam. UPSC prepares final merit list based on the total marks secured in written exam and SSC Interview.

The National Defence Academy NDA & Naval Academy Examination is conducted twice annually in the month of April and September. However, a common exam is held this year. Candidates between 16.5 to 19.5 years of age, who have completed 10+2 are eligible to appear for the examination. The exam is conducted to shortlist candidates for Army, Navy and Air Force wings of NDA and Naval Academy (10+2 Cadet Entry Scheme).

**Let us know your feedback on NDA Mathematics Answer Key 2021 Set A in comments below.**

**Best of luck for your result!**

### NDA Answer Key Archives

**NDA Maths Unofficial SET A Answer Ke y – By Major Kalshi Classes Pvt. Ltd.**

Qs No | SET A |

1 | C |

2 | A |

3 | B |

4 | C |

5 | D |

6 | C |

7 | A |

8 | C |

9 | B |

10 | D |

11 | C |

12 | D |

13 | C |

14 | B |

15 | C |

16 | C |

17 | D |

18 | A |

19 | B |

20 | A |

21 | C |

22 | A |

23 | B |

24 | D |

25 | A |

26 | D |

27 | B |

28 | B |

29 | B |

30 | D |

31 | A |

32 | C |

33 | B |

34 | A |

35 | B |

36 | C |

37 | D |

38 | D |

39 | C,D |

40 | C |

41 | C |

42 | C |

43 | B |

44 | B |

45 | A |

46 | B |

47 | C |

48 | A |

49 | A |

50 | A |

51 | C |

52 | C |

53 | B |

54 | C |

55 | B |

56 | C |

57 | B |

58 | C |

59 | B |

60 | C |

61 | D |

62 | D |

63 | D |

64 | C |

65 | B |

66 | A |

67 | C |

68 | C |

69 | A |

70 | B |

71 | D |

72 | A |

73 | C |

74 | B |

75 | A |

76 | C |

77 | B |

78 | B |

79 | B |

80 | C |

81 | B |

82 | B |

83 | C |

84 | B |

85 | C |

86 | A |

87 | B |

88 | A |

89 | A |

90 | C |

91 | A |

92 | C |

93 | A |

94 | A |

95 | B |

96 | A |

97 | C |

98 | B |

99 | A |

100 | D |

101 | B |

102 | C |

103 | C |

104 | D |

105 | D |

106 | C |

107 | A |

108 | C |

109 | D |

110 | D |

111 | B |

112 | B |

113 | A |

114 | A |

115 | D |

116 | C |

117 | B |

118 | D |

119 | D |

120 | B |

**NDA Maths Unofficial SET A Answer Key 2020 By Trishul Defence Academy** –

**Click here**

**NDA Maths Unofficial SET A answer Key 2020 By Doon Indian Defence Academy** – **Click here**

**NDA Maths Unofficial SET A Answer Key – By Cadets Point Defence Academy**