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

Try The MCQ's Test For PPSC Economics Topic 13 Mathematics in Economics

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PPSC Economics Topic 13 Mathematics in Economics

00:00
Question # 1

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

Question # 2

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

Question # 3

Who is regarded as the founder of theory of sets.

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

a x2 + bx + c = 0

Question # 8

Unknown values in an equation are called.

Question # 9

The determinant of quadratic form is called.

Question # 10

If A and B are symmetric matrix, then AB- BA is.

Question # 11

The elements in the Horizontal line in a matrix is called.

Question # 12

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

Question # 13

Given or known values in an equation are called.

Question # 14

The simplest form of rectangular hyperbola is

Question # 15

The value of the dependent variable where the graph cuts the y-axis is called.

Question # 16

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

Question # 17

The set which contains all the element of the two given sets A and B, avoiding duplication, is called.

Question # 18

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

Question # 19

If the determinant formed by the elements of the matrix is not equal to zero, then the matrix 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 The signed minor of the matrass A is called.
A. Adjoin
B. Co factor
C. Minor
D. Rank
2 A set totality of elements from all possible sets is called.
A. Union set
B. Intersection set
C. Universal set
D. Unit set
3 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
4 "No two elements of a set are identical" this statements is.
A. Always true
B. Sometimes true
C. Not true
D. All of the above is possible
5 A inverse is defined only if A is a
A. Square matrix
B. Column vector
C. Orthogonal matrix
D. Skew symmetric matrix
6 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
7 A polynomial equation with degree two a called.
A. Linear equation
B. Quadratic equation
C. Parabola equation
D. All of the above
8 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.
A. Supply price
B. Demand price
C. Equilibrium price
D. Reserved price
9 A square matrix a such that A2 = a is called.
A. Orthogonal matrix
B. Skew symmetric matrix
C. Idempotent matrix
D. Singular matrix
10 If all the elements of a matrix of any order are zero, it is called.
A. Identity matrix
B. Null matrix
C. Zero matrix
D. Both b and c

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