1
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
If two fair dice are tossed, then what is the probability that the sum of the numbers on the faces of the dice is strictly greater than 7?
2
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
The probability of a man hitting a target is 1/5. If the man fires 7 times, then what is the probability that he hits the target at least twice?
3
NDA Mathematics 13 April 2025
MCQ (Single Correct Answer)
+2.5
-0.833
Let X be a random variable following binomial distribution whose mean and variance are 200 and 160 respectively. What is the value of the number of trials (n)?
4
NDA Mathematics 1st September 2024
MCQ (Single Correct Answer)
+2.5
-0.833
Three distinct natural numbers chosen at random from 1 to 10. What is the probability that they are consecutive?
Questions Asked from Probability (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
NDA Mathematics 13 April 2025 (11)
NDA Mathematics 1st September 2024 (13)
NDA Mathematics 21 April 2024 (11)
NDA Mathematics 3 September 2023 (13)
NDA Mathematics 16 April 2023 (8)
NDA Mathematics 4 September 2022 (12)
NDA Mathematics 10 April 2022 (7)
NDA Mathematics 14 November 2021 (8)
NDA Mathematics 18 April 2021 (5)
NDA Subjects
Mathematics
Algebra
Sets, Relations and Functions Logarithms Quadratic Equations and Inequalities Sequence And Series Binomial Theorem Matrices Determinants Permutations and Combinations Probability Complex Numbers Vector Algebra Three Dimensional Geometry Statistics
Trigonometry
Trigonometric Angles and Equations Inverse Trigonometric Function Height and Distance Properties of Triangles
Coordinate Geometry
Calculus
English
General Studies