1
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If a coin is tossed till the first head appears, then what will be the sample space?
2
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
The mean weight of 150 students in a certain class is 60 kg. The mean weight of boys is 70 kg and that of girls is 55 kg. What are the number of boys and girls respectively in the class?
3
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If a fair die is rolled 4 times, then what is the probability that there are exactly 2 sixes ?
4
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Consider the following statements :
1. If A and B are mutually exclusive events, then it is possible that P(A) = P(B) = 0.6
2. If A and B are any two events such that P(A / B) = 1, then P($$\overline B $$ / $$\overline A $$) = 1.
Which of the above statement is/are correct?
1. If A and B are mutually exclusive events, then it is possible that P(A) = P(B) = 0.6
2. If A and B are any two events such that P(A / B) = 1, then P($$\overline B $$ / $$\overline A $$) = 1.
Which of the above statement is/are correct?
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