1
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Read the following information carefully and answer the questions given below.
Let a, x, y, z, b be in AP, where x + y + z = 15. Let a, p, q, r, b be in HP, where p$$-$$1 + q$$-$$1 + r$$-$$1 = 5/3.
Let a, x, y, z, b be in AP, where x + y + z = 15. Let a, p, q, r, b be in HP, where p$$-$$1 + q$$-$$1 + r$$-$$1 = 5/3.
What is the value of pqr?
2
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Read the following information carefully and answer the questions given below.
The sixth term of an AP is 2 and its common difference is greater than 1.
The sixth term of an AP is 2 and its common difference is greater than 1.
What is the common difference of the AP, so that the product of the first, fourth and fifth terms is greatest?
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Read the following information carefully and answer the questions given below.
The sixth term of an AP is 2 and its common difference is greater than 1.
The sixth term of an AP is 2 and its common difference is greater than 1.
What is the first term of the AP, so that the product of the first, fourth and fifth terms is greatest?
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Read the following information carefully and answer the questions given below.
The interior angles of a polygon of n sides are in AP. The smallest angle is 120$$^\circ$$ and the common difference is 5$$^\circ$$.
The interior angles of a polygon of n sides are in AP. The smallest angle is 120$$^\circ$$ and the common difference is 5$$^\circ$$.
How many possible values can n have?
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