NDA General Ability Test marks & score calculator
Estimate net marks from your correct and wrong answer counts with default exam marking rules. All parameters are fully editable.
Estimate your score.
Pre-configured for NDA General Ability Test. Enter your responses to calculate net marks and penalty deductions.
90 correct · 30 wrong · 30 unattempted
360.00
−40.00
75.00%
80.00%
NDA General Ability Test scoring reference
The values below are the tool’s editable practice preset. Exam patterns and marking rules can vary by cycle, paper, and section; use the linked official source to confirm the notice that applies to you.
| Parameter | Page preset | How to use it |
|---|---|---|
| Questions | 150 | Preset count; verify the current paper |
| Correct answer | +4 marks | Editable calculator value |
| Wrong answer | −1.3333 marks | Editable calculator value |
| Duration | 150 minutes | Practice timer default |
| Options | 4 | Practice sheet layout |
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Score calculation formula
Net score = (correct × 4) − (wrong × 1.3333)
Example: 6 correct and 2 wrong yields 21.33 marks before official normalization or section qualifying rules.
Penalty deduction ratio: One-third penalty. View expected value calculations on the One-third penalty calculator →
Practice bubbling answers under timed conditions
Simulate NDA General Ability Test with an authentic 150-question OMR sheet and 150-minute countdown.
Expected value when eliminating choices
Expected value = (chance correct × positive marks) − (chance wrong × penalty). Break-even accuracy with these settings is 25.00%.
| Choices left | Chance correct | Expected marks | Estimate |
|---|---|---|---|
| 4 of 4 | 25.0% | +0.00 | Break-even threshold |
| 3 of 4 | 33.3% | +0.44 | Positive expected value |
| 2 of 4 | 50.0% | +1.33 | Positive expected value |
| 1 of 4 | 100.0% | +4.00 | Positive expected value |
This is a mathematical probability estimate under uniform assumption, not official test strategy.
Frequently asked questions
What is the marking scheme and negative marking for NDA General Ability Test?
NDA General Ability Test awards +4 marks for each correct response and deducts −1.3333 marks for each incorrect response. Blank and unattempted questions receive 0 marks.
How is the NDA General Ability Test score calculated?
Net Score = (Correct Answers × 4) − (Incorrect Answers × 1.3333). For example, 50 correct and 10 incorrect yields 186.67 marks.
How many questions and how much time is allotted in NDA General Ability Test?
The paper consists of 150 questions to be answered in 2.5 hours (150 mins). Each question provides 4 options.
Can I practice NDA General Ability Test on an interactive OMR sheet online?
Yes. ExamMint provides a free online OMR simulator configured specifically for NDA General Ability Test with 150 questions, a countdown timer, and printable A4 PDF sheet support.
Expected value when eliminating choices
Expected value = (chance correct × positive marks) − (chance wrong × penalty). Break-even accuracy with these settings is 25.00%.
| Choices left | Chance correct | Expected marks | Estimate |
|---|---|---|---|
| 4 of 4 | 25.0% | +0.00 | Break-even threshold |
| 3 of 4 | 33.3% | +0.44 | Positive expected value |
| 2 of 4 | 50.0% | +1.33 | Positive expected value |
| 1 of 4 | 100.0% | +4.00 | Positive expected value |
This is a mathematical probability estimate under uniform assumption, not official test strategy.
Frequently asked questions
What is the marking scheme and negative marking for NDA General Ability Test?
NDA General Ability Test awards +4 marks for each correct response and deducts −1.3333 marks for each incorrect response. Blank and unattempted questions receive 0 marks.
How is the NDA General Ability Test score calculated?
Net Score = (Correct Answers × 4) − (Incorrect Answers × 1.3333). For example, 50 correct and 10 incorrect yields 186.67 marks.
How many questions and how much time is allotted in NDA General Ability Test?
The paper consists of 150 questions to be answered in 2.5 hours (150 mins). Each question provides 4 options.
Can I practice NDA General Ability Test on an interactive OMR sheet online?
Yes. ExamMint provides a free online OMR simulator configured specifically for NDA General Ability Test with 150 questions, a countdown timer, and printable A4 PDF sheet support.