1
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Let m and n(m < n) be the roots of the equation x2 $$-$$ 16x + 39 = 0. If four terms p, q, r and s are inserted between m and n to form an AP, then what is the value of p + q + r + s?
2
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
A geometric progression (GP) consists of 200 terms. If the sum of odd terms of the GP is m, and the sum of even terms of the GP is n, then what is its common ratio?
3
NDA 2019 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
What is the value of 1 $$-$$ 2 + 3 $$-$$ 4 + 5 $$-$$ ......... + 101?
4
NDA 2019 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
What is the nth term of the sequence 25, $$-$$ 125, 625, $$-$$ 3125, ........ ?
Questions Asked from Sequence And Series (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