#### Mathematical Methods for Economics Model Question Paper

11th Standard

Reg.No. :
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Economics

Time : 01:00:00 Hrs
Total Marks : 50
5 x 1 = 5
1. The formula for constructing a straight line is ____

(a)

(Y-Y1)=M(X-X1)

(b)

$M={Y_2-Y_1\over X_2-X_1}$

(c)

Qs-Q4

(d)

$X={\Delta x\over \Delta}$

2. 110-20P = 50 + 10 P therefore P = ?

(a)

P=2.5

(b)

P=3

(c)

P = 2

(d)

P = 1

3. _______ is a plural form

(a)

Matrix

(b)

Matrices

(c)

Both 'a' and 'b'

(d)

None of these

4. ______ is a word processor, which helps to create, edit, print and save documents for future retrieval and reference.

(a)

MS Excel

(b)

MS word

(c)

MS power point

(d)

MS Document

5. ______ version supports up to 1 million rows and 16 thousand columns per work sheet.

(a)

MS Excel- 2000

(b)

MS Excel- 2004

(c)

MS Excel - 2007

(d)

MS Excel - 2008

6. 5 x 2 = 10
7. What are the 5 phases of information and communication technology (ICT) = ?

8. What is MS word?

9. Define Supply Function?

10. What is called a square matrix?

11. What is 'Marginal Product'?

12. 5 x 3 = 15
13. The demand and supply curves are given by ${ p }_{ d }=\frac { 16 }{ x+4 } and\ { p }_{ s }=\frac { x }{ 2 }$ Find the consumer's surplus and Producer's surplus at the market equilibrium price.

14. Integrate: ${ 4x }^{ 5 }+{ 6x }^{ 3 }+\frac { 2 }{ x } x$

15. Write a short note on MS Excel work sheet.

16. What is the slope of the function $y=3x^{ 3 }$ when x=5?

17. Differentiate the function $Y={ 5x }^{ 4 }+{ 3x }^{ 3 }$ with respect to x.

18. 4 x 5 = 20
19. Find the solution of the system of equations $7{ x }_{ 1 }+{ 5x }_{ 2 }=89;{ 5x }_{ 1 }-6{ x }_{ 2 }=-13$

20. What are the uses of the integration in Economics?

21. What are the steps involved in Microsoft Power Point?