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

Union of A and the universal set is

Question # 2

A square matrix a such that A2 = a is called.

Question # 3

If every element of a set B is also an elements of A then

Question # 4

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

Question # 5

The set of subsets of a set A is called.

Question # 6

A mathematical statement setting two algebraic expressions equal to each other is called.

Question # 7

Union of A with B is same as union of B with A, that is AUB = BUA is termed as

Question # 8

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

Question # 9

If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.

Question # 10

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

Question # 11

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

Question # 12

if two sets do not have any common element, then they are called.

Question # 13

The determinant of a matrix and that of its transpose are

Question # 14

The set of all elements belonging to A but not to B is.

Question # 15

Union of A with A, that is A U A.

Question # 16

Unknown values in an equation are called.

Question # 17

A negative definite Hessian fulfills the second order conditions for.

Question # 18

A inverse is defined only if A is a

Question # 19

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

Question # 20

If all the elements of a matrix of any order are zero, it 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 Which method is used for finding inverse of a matrix.
A. Gauss elimination method
B. Henrich standard method
C. Co factor method
D. Both a and c
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 If the determinant formed by the elements of the matrix A is equal to zero, then the matrix is.
A. Skew symmetric
B. Singular
C. Symmetric
D. Non singular
5 If B is a subset of A ,then A is a
A. Super set of B
B. Sub set of B
C. Empty set of B
D. Universal set of B
6 The elements in the Horizontal line in a matrix is called.
A. Columns
B. Rows
C. Elements
D. Diagonal
7 A set continuing no elements is called.
A. Null set
B. mpty set
C. void set
D. all of the above
8 The value of the dependent variable where the graph cuts the y-axis is called.
A. X - intercept
B. Y- intercept
C. Slope
D. None of these
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 A mathematical statement setting two algebraic expressions equal to each other is called.
A. Equations
B. Hypothesis
C. Inequality
D. All of above

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