### 11th Standard EM - Economics - Mathematical Methods for Economics

#### Question - 1

Mathematical Economics is the integration of

• A Mathematics and Economics
• B Economics and Statistics
• C Economics and Equations
• D Graphs and Economics

#### Question - 2

The construction of demand line or supply line is the result of using

• A Matrices
• B Calculus
• C Algebra
• D Analytical Geometry

#### Question - 3

The first person used the mathematics in Economic is

• A Sir William Petty
• B Giovanni Ceva
• D Irving Fisher

#### Question - 4

Function with single independent variable is known as

• A Multivariate Function
• B Bivariate Function
• C Univariate Function
• D Polynomial Function

#### Question - 5

A statement of equality between two quantities is called

• A Inequality
• B Equality
• C Equations
• D Functions

#### Question - 6

An incremental change in dependent variable with respect to change in independent variable is known as

• A slope
• B Intercept
• C Variant
• D Constant

#### Question - 7

(y-y1)=M(x-x1) gives the

• A Slope
• B Straight line
• C Constant
• D Curve

#### Question - 8

Suppose D=50 - 5P when D is zero then

• A P is 10
• B P is 20
• C P is 5
• D P is -10

#### Question - 9

Suppose D = 150 - 50P. Then, the slope is

• A -5
• B 50
• C 5
• D -50

#### Question - 10

Suppose determinant of a matrix Δ = 0, then the solution

• A Exists
• B Does not exists
• C is infinity
• D is zero