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

Th transpose of the cofactor matrix is called.

Question # 2

The signed minor of the matrass A is called.

Question # 3

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

Question # 4

Matrix multiplication does not satisfy

Question # 5

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

Question # 6

Union of A and a null set is equal is.

Question # 7

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

Question # 8

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

Question # 9

Who is regarded as the founder of theory of sets.

Question # 10

Which method is used for finding inverse of a matrix.

Question # 11

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

Question # 12

If B is a subset of A, then AUB =

Question # 13

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

Question # 14

In Vann diagram the universal set is represented by

Question # 15

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

Question # 16

The determinant of quadratic form is called.

Question # 17

Union of A and the universal set is

Question # 18

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

Question # 19

A negative definite Hessian fulfills the second order conditions for.

Question # 20

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.

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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 with 1's in its principal diagonal and zeros every where else is.
A. Diagonal matrix
B. Identity matrix
C. Leading diagonal
D. Scalar matrix
2 The associative law of union is
A. AU (BUC= (AUB)
B. U C
C. AUB = BUA
D. BUC = BUA
3 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.
A. Dependent variable
B. independent variable
C. Endogenous variable
D. Explained variable
4 If a consumer's budget constraint is given as P, X,+ Py Y = B thent he absolute slope of the budget line is.
A. B
B. x/y
C. P/Py
D. None of these
5 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
6 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
7 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
8 A possible use in economies for the circle of the ellipse is to model.
A. Production possibility curve
B. Demand curve
C. Iosco line
D. Supply curve
9 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
10 A polynomial equation with degree two a called.
A. Linear equation
B. Quadratic equation
C. Parabola equation
D. All of the above

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