1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
A coin is tossed 5 times. The probability that tail appears an odd number of times, is
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
What is the probability that the sum of any two different single digit natural numbers is a prime number?
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
A special dice with numbers 1, $$-$$1, 2, $$-$$2, 0 and 3 is thrown thrice. What is the probability that the sum of the numbers occurring on the upper face is zero ?
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
There is 25% chance that it rains on any particular day. What is the probability that there is at least one rainy day within a period of 7 days?
Questions Asked from Probability (Marks 2.5)
Number in Brackets after Paper Indicates No. of Questions
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