Algebra
Sets, Relations and Functions
MCQ (Single Correct Answer)
Quadratic Equations and Inequalities
MCQ (Single Correct Answer)
Sequence And Series
MCQ (Single Correct Answer)
Permutations and Combinations
MCQ (Single Correct Answer)
Three Dimensional Geometry
MCQ (Single Correct Answer)
Trigonometry
Trigonometric Angles and Equations
MCQ (Single Correct Answer)
Inverse Trigonometric Function
MCQ (Single Correct Answer)
Height and Distance
MCQ (Single Correct Answer)
Properties of Triangles
MCQ (Single Correct Answer)
Calculus
Limit, Continuity and Differentiability
MCQ (Single Correct Answer)
Application of Derivatives
MCQ (Single Correct Answer)
Indefinite Integration
MCQ (Single Correct Answer)
Definite Integration
MCQ (Single Correct Answer)
Area Under The Curves
MCQ (Single Correct Answer)
Differential Equations
MCQ (Single Correct Answer)
1
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
If the mode of the scores 10, 12, 13, 15, 15, 13, 12, 10, x is 15, then what is the value of x?
A
10
B
12
C
13
D
15
2
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83

Consider the following measures of central tendency for a set of N numbers:

1. Arithmetic mean.

2. Geometric mean.

Which of the above uses/use all the data?

A
1 only.
B
2 only.
C
Both 1 and 2.
D
Neither 1 nor 2.
3
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
The numbers of Science, Arts and Commerce graduates working in a company are 30, 70 and 50 respectively. If these figures are represented by a pie chart, then what is the angle corresponding to Science graduates?
A
36°
B
72°
C
120°
D
168°
4
NDA Mathematics 18 April 2021
MCQ (Single Correct Answer)
+2.5
-0.83
For a histogram based on a frequency distribution with unequal class intervals, the frequency of a class should be proportional to:
A
the height of the rectangle.
B
the area of the rectangle.
C
the width of the rectangle.
D
the perimeter of the rectangle.