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 such that A2 = a is called.

Question # 2

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 # 3

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

Question # 4

The simplest form of rectangular hyperbola is

Question # 5

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 # 6

A possible use in economies for the circle of the ellipse is to model.

Question # 7

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

Question # 8

(A+B) = (B+A) this law of matrices is known as.

Question # 9

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

Question # 10

If A is a square matrix of order ' n' and lis the unit matrix of the same order then A 1 is equal to.

Question # 11

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

Question # 12

Given the demand and supply cautions qo = -8p + 2000 and qs = 12 p - 200 respectively the equilibrium price.

Question # 13

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

Question # 14

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 # 15

In Vann diagram the universal set is represented by

Question # 16

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

Question # 17

AB = BA = 1 , then B is said to

Question # 18

The associative law of union is

Question # 19

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

Question # 20

if we are told that the two statements y = 3x2 and y = x + 10' are bout true at the same time , they are 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 Relation between two numbers or variables are called.
A. Function
B. Binary relation
C. Inverse relation
D. None of the above
3 if A = A , then A is
A. Symmetric matrix
B. Skew symmetric matrix
C. Identity matrix
D. Orthogonal matrix
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 The set of all elements belonging to A but not to B is.
A. B - A
B. A - B
C. A'
D. B'
6 An equation in which all variables are raised to the first power is known as.
A. Linear equation
B. Non linear equation
C. Quadratic equation
D. Polynomial of degree two
7 If two sets contains the same number of distinct elements but not the same elements are called.
A. Pie diagram
B. Venn diagrams
C. Histogram
D. Ogives
8 Union of A and a null set is equal is.
A. Intersection of A and null set
B. Null set
C. Both a and b
D. A
9 "Null set is proper subset of all the non nul sets" this statement is.
A. Always true
B. sometimes true
C. Never true
D. True subject to some conditions
10 A diagonal matrix whose diagonal elements are equal is called.
A. Unit matrix
B. Singular matrix
C. Scalar matrix
D. Non singular matrix

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