#### 11th Standard Economics Mathematical Methods for Economics English Medium Free Online Test One Mark Questions with Answer Key 2020 - 2021

11th Standard

Reg.No. :
•
•
•
•
•
•

Economics

Time : 00:10:00 Hrs
Total Marks : 10

10 x 1 = 10
1. The construction of demand line or supply line is the result of using

(a)

Matrices

(b)

Calculus

(c)

Algebra

(d)

Analytical Geometry

2. 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

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

(a)

Exists

(b)

Does not exists

(c)

is infinity

(d)

is zero

4. Differentiation of constant term gives

(a)

one

(b)

zero

(c)

infinity

(d)

non-infinity

5. Fixed cost is the ___ term in cost function represented in mathematical form

(a)

Middle

(b)

Price

(c)

Quantity

(d)

Constant

6. Integration is the reverse process of

(a)

Difference

(b)

Mixing

(c)

Amalgamation

(d)

Differentiation

7. Functions, with more or equal to two independent variables, are called________ functions.

(a)

Simple Univariate functions

(b)

Multivariable functions

(c)

Both 'a' and 'b'

(d)

None of these

8. _________ of the line represents the ratio of the changes in vertical and horizontal line.

(a)

Slope

(b)

(c)

Both 'a' and 'b'

(d)

None of these

9. _______ is a plural form

(a)

Matrix

(b)

Matrices

(c)

Both 'a' and 'b'

(d)

None of these

10. The first known Economist to apply mathematical method to economic problems was____________.

(a)

J.M. Keynes

(b)

(c)

JS.Mill

(d)

Giovanni Ceva