PPSC Economics Topic 13 MCQS Test Preparation

If you have completed your higher education in the economy subject and now are looking to start your professional career through PPSC then you are at the right place now. The team of Ilmkidunya offers you online MCQs tests of economics subject. Candidates can find Topic -wise tests and full book tests. For every single Topic  or category, separate sections are designed. Here on this page candidates can find the MCQS PPSC test for Topic  13.

MCQ's Test For PPSC Economics Topic 13 Mathematics in Economics

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PPSC Economics Topic 13 Mathematics in Economics

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Question # 1

A square matrix a of order 'n' is called a diagonal matrix if its non diagonal elements are.

Question # 2

If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.

Question # 3

The slope of a horizontal line is.

Question # 4

A determinant composed of all the first order partial derivatives of a system of equations, arranged in ordered sequence is called.

Question # 5

The determinant of a matrix and that of its transpose are

Question # 6

The function y = 2x + 1 and x = 1/2 y - 1/2 are said to be.

Question # 7

If any equation involving two variables, such as y -=2x + 1, the variable that appears on the right hand side of the equation is by convention called.

Question # 8

A set totality of elements from all possible sets is called.

Question # 9

If two sets contain the same distinct elements, then they are called.

Question # 10

Union of A and a null set is equal is.

Question # 11

Unknown values in an equation are called.

Question # 12

If B is a subset of A, then AUB =

Question # 13

If the columns of a given matrix A and B are changed into rows and vice versa, the matrix thus obtained is called the.

Question # 14

any number raise to the power zero is always equal to.

Question # 15

The equilibrium price and quantity , given the inverse demand and supply functions.
po = 3q +30 and p s = 2q -5

Question # 16

Union of A and the universal set is

Question # 17

"Null set is proper subset of all the non nul sets" this statement is.

Question # 18

if A = A , then A is

Question # 19

The variable that stands alone on the left hand side of the equation such as y = 2x + 1 is known as.

Question # 20

The set which contains all the element of the two given sets A and B, avoiding duplication, is called.

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Economics
13th Chapter

PPSC Economics Chapter 13 Test

Here you can prepare PPSC Economics Chapter 13 (Mathematics For Economics) Test. Click the button for 100% free full practice test.

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PPSC Economics Chapter 13 Important MCQ's

Sr.# Question Answer
1 A square matrix A, such that A = A ' is called a
A. Symmetric matrix
B. Skew symmetric matrix
C. Singular matrix
D. Rank of a matrix
2 If a Set C contain all the elements which are present in both the set A and B then set C is called.
A. Union of A and B
B. Intersection of A and B
C. Complement of A
D. Complement of B
3 The objects constituting a set are called
A. Estimates
B. Elements
C. Set object
D. Noe of these
4 any number raise to the power zero is always equal to.
A. zero
B. one
C. two
D. The number itself
5 The point at which the graph cuts the x axis is called.
A. x- intercept
B. y - intercept
C. slope
D. None of these
6 The simplest form of rectangular hyperbola is
A. y = 1/x
B. y = x2
C. y = x-2
D. y = x3
7 Union of A with A, that is A U A.
A. Complement of A
B. A itself
C. Con not be determined
D. None of these
8 Unknown values in an equation are called.
A. Constants
B. Numeraire
C. Variables
D. All of the above
9 If matrix A is matrix of order n x m and B is another matrix of order m x n, then BA will be the matrix of order.
A. n x m
B. m x n
C. n x n
D. m x m
10 The set of subsets of a set A is called.
A. Power set of A
B. Complement of A
C. Both a and b
D. None of these

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