Economics Quantitative Methods for Economic Analysis-I | Set 1
1. Suppose that price of 2 ball and 1 bat is 100 units, then What will be representation of
problems in Linear Algebra in the form of x and y?
Correct : C. 2x + y = 200
2. Which of the following is not a type of matrix?
Correct : D. term matrix
3. Multiplication of a matrix with a scalar constant is called?
Correct : C. scalar multiplication
4. The concept of Eigen values and vectors is applicable to?
Correct : D. square matrix
5. Singular matrix are?
Correct : A. non-invertible
6. Determinant value of a singular Matrix
Correct : A. 0
7. The matrix which is the sum of all the diagonal elements of a square matrix?
Correct : B. trace matrix
8. _______________ is equal to the maximum number of linearly independent row
vectors in a matrix.
Correct : B. rank of a matrix
9. Vectors whose direction remains unchanged even after applying linear transformation
with the matrix are called?
Correct : B. eigenvectors
10. Singular Value Decomposition is some sort of generalization of _______ decomposition.
Correct : B. eigen vector
11. The cofactor is always preceded by a?
Correct : C. positive (+) or negative (-) sign
12. What is symmetric Matrix?
Correct : B. =
13. What is the transpose of cofactor matrix?
Correct : D. ad joint of a matrix
14. Rank of a matrix
Correct : D. highest non zero minor
15. f(x) = 3x3 - 4x2 + 10 implies
Correct : C. f \\(x) = 18x – 8
16. f (x) = 1og x , F’(x) =
Correct : C. 1/x
17. Slop of total cost curve equal to
Correct : B. mc
18. What is the value of slope in the inflection point?
Correct : D. 0
19. What is the value of elasticity of demand when MR is equal to zero?
Correct : C. -1
20. When cross elasticity of demand is positive value, what are the types of goods they are?
Correct : A. substitute goods
21. What is the MP of labor of a cob drugless production function? =
Correct : A. ∗
22. ---------------------------- is the relationship between slope of demand curve and
elasticity of demand?
Correct : A. inverse relationship
23. = 25 − 2 = 10 + What is the equilibrium level of price?
Correct : A. 5
24. ∫ + 3 =
Correct : C. + 3 +
25. Q= 24-2p what is the consumer surplus at p= 5
Correct : B. 25
26. What is the value of∫ + 5 ?
Correct : A. 8
27. Evaluate the integral of / ( + 2)
Correct : D. lon 2
28. = + 2 + 2, what is the value x?
Correct : C. -1
29. The total of fist 100 number is-------------- A. 5050 B. 10100 C.7500 D. 5000
40. What is the sum of all 3 digit numbers that leave a remainder of '2' when divided by 3?
Correct : A. 897
30. The sum of third and ninth term of an A.P is 8. Find the sum of the first 11 terms of
the progression.
Correct : A. 44
31. Given A = 265 and B = (264+263+262+...+20), which of the following is true?
Correct : A. b is 264 larger than a
32. Which theory describes money received in the current time it has more worth than
money received in future
Correct : B. time value of money
33. A project assumed monetary gain or loss by discounting entire cash inflows and
outflows by utilising the necessary rate of return is listed as
Correct : D. net present value
34. As per the net present value, any projects to be acceptable should have a
Correct : D. both a and b
35. The cash flows method, utilized by the internal rate of return and net present value
method are
Correct : C. discounted cash flows
36. Which method in a capital budgeting is based on the discounted cash flow?
Correct : D. net present value method
37. Cash flows are a project’s revenue and are indicated by
Correct : A. positive numbers
38. In which payback period a due cash flows are discounted with the cost of capital of
the project is categorised as
Correct : A. discounted project cost
39. Which of the option is not a part of the three primary procedure of firm valuation?
Correct : A. market share
40. Which cash flow is accessible for a firm’s investors?