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. 1. The demand and supply curves are given by \({ p }_{ d }=\frac { 16 }{ x+4 } and\quad { p }_{ s }=\frac { x }{ 2 } \) 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. A Research scholar researching the market for fresh cow milk assumes that Qt =f(pt, Y, A, N, Pc) where Qt is the quantity of milk demanded, Pt is the price of fresh cow milk, Y Is average household income, A is advertising expenditure on processed pocket milk, N is population and Pc is the price of processed pocket milk.
    (a) What does Qt = f(Pt, Y, A, N, Pc) mean in words?
    (b) Identify the independent variables.
    (c) Make up a specific form for this function. (Use your knowledge of Economics  to deduce whether the coefficients of the different independent variables should be positive or negative.)

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

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

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