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 set containing only one element is termed as

Question # 2

The sufficient condition required for the matrix to posses inverse is that the matrix should be.

Question # 3

If the determinant formed by the elements of the matrix is not equal to zero, then the matrix is called.

Question # 4

A square matrix with 1's in its principal diagonal and zeros every where else is.

Question # 5

A set containing all the elements of the universal set except those of set A is called.

Question # 6

Union of A and a null set is equal is.

Question # 7

Collection of well defined distinct objects thought of as a whole is called

Question # 8

If B is a subset of A ,then A is a

Question # 9

If every elements of a raw or column of a square matrix A is zero, then the value of the determinant .

Question # 10

If A and B are symmetric matrices, then A +B is

Question # 11

The set of subsets of a set A is called.

Question # 12

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

Question # 13

The set of 'stars in the sky' is an example of

Question # 14

If B is a subset of A, then AUB =

Question # 15

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 # 16

A square matrix A, such that A = A ' is called a

Question # 17

If matrix A is of m x n dimension, then A will be

Question # 18

Given the demand function qo = -8p +2000 and tis inverse p = -1/8 qo + 250 ,p in the inverse function which is interpreted as the maximum price that buyers are willing to pay for the.

Question # 19

An equation in which all variables are raised to the first power is known as.

Question # 20

The increase in dependent variable that results when the independent variable increases by one unit in a simple lines. function 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 Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.
A. p = 100
B. p = 110
C. p = 120
D. p = 140
2 If each element of a raw or column is a sum of two elements, the determinant can be expressed as the
A. Sun of two determinants
B. Difference of two determinants
C. Multiplication of two determinants
D. Division of two determinants
3 A set containing all the elements of the universal set except those of set A is called.
A. Complement of set A
B. Complement of universal set
C. Union of A and universals set
D. Universal set itself
4 The simplest form of rectangular hyperbola is
A. y = 1/x
B. y = x2
C. y = x-2
D. y = x3
5 A diagonal matrix whose diagonal elements are equal is called.
A. Unit matrix
B. Singular matrix
C. Scalar matrix
D. Non singular matrix
6 if two sets do not have any common element, then they are called.
A. Complement sets
B. Joint sets
C. Disjoint sets
D. None of these
7 A set containing only one element is termed as
A. Unit set
B. Singleton set
C. Both a and b
D. None of these
8 If B is a subset of A, then AUB =
A. B
B. Intersection of A and B
C. A
D. None of these
9 If the determinant formed by the elements of the matrix is not equal to zero, then the matrix is called.
A. Skew symmetric
B. Symmetric
C. Singular
D. Non -singular
10 A function where a variable x can only very in jumps, is often called.
A. Non linear functions
B. Inverse function
C. Step function
D. All of above

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