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 matrix with all elements zero other than all the diagonals is called.

Question # 2

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

Question # 3

If two sets contains the same number of distinct elements but not the same elements are called.

Question # 4

The signed minor of the matrass A is called.

Question # 5

If all the elements of a matrix of any order are zero, it is called.

Question # 6

A set continuing no elements is called.

Question # 7

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

Question # 8

If the determinant formed by the elements of the matrix A is equal to zero, then the matrix is.

Question # 9

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

Question # 10

For any square matrix a of order 'n'a (Ad)A) is equal to.

Question # 11

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

Question # 12

A inverse is defined only if A is a

Question # 13

AB = BA = 1 , then B is said to

Question # 14

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

Question # 15

In Vann diagram the universal set is represented by

Question # 16

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

Question # 17

a x2 + bx + c = 0

Question # 18

Unknown values in an equation are called.

Question # 19

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

Question # 20

The slope of a horizontal line is.

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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 The set of 'stars in the sky' is an example of
A. Countable set
B. Infinite set
C. Finite set
D. unit set
2 (A+B) + C =a +(B+C) This law of matrices is known as.
A. Cumulative law
B. Associative law
C. Distributive law
D. Identity law
3 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
4 If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.
A. A
B. 1A
C. 1
D. Both a and b
5 A variable which is free to take any value we choose to assign to it is called.
A. Dependent variable
B. Independent variable
C. Endogenous variable
D. Explained variable
6 If each element of a raw of column of a square matrix A is zero, then the value of the determinant. is.
A. Equal
B. One
C. Zero
D. None of these
7 If two sets contain the same distinct elements, then they are called.
A. Equal sets
B. Unequal sets
C. Equivalent sets
D. All of the above
8 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
9 If every element of a set B is also an elements of A then
A. A is a subset of B
B. B is a subset of A
C. A is not a subset of B
D. B is not a subset of A
10 a x2 + bx + c = 0
A. Linear equation
B. Quadratic equation
C. Polynomial of degree five
D. None of these

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