DISTANCE EDUCATION
M.B.A. DEGREE EXAMINATION, DECEMBER 2017.
First Semester
QUANTITATIVE METHODS
(Upto 2012-13 Academic year and 2013 calendar year)
Time Three hours Maximum 100 marks
SECTION A — × 8 40 marks)
Answer any FIVE questions.
All questions carry equal marks.
1. What are linear functions? Comment on the slope of
linear functions.
2. What are the basic requirements of Linear Programming
Technique?
Sub. Code
15
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4. A bag contains 5 red, and 3 green balls. Two balls are
drawn at random one after another without replacement.
What is the probability that both the balls are green?
5. What are the characteristics of the process of simulation?
6. Enumerate the types of problems in decision making
under different environment.
7. What is the managerial significance of duality?
8. What is the concept of trade-off?
SECTION B — × 15 60 marks)
Answer any FOUR questions.
All questions carry equal marks.
9. Discuss the applications of quantitative techniques to
business and industry.
10. The XYZ company during the festival season
combines two factors A and B to form a gift pack
which must weight 5kg. At least 2kg of A and not
more than 4kg of B should be used. The net profit
contribution to the company is Rs. 5 per kg for A
and Rs. 6 per kg for B. Formulate LP model to find
the optimal factor mix.
What is the role of sensitivity analysis in decision
making?
11. Explain the meaning of basic feasible solution and
degenerate solution in a linear programming
problem.
How do maximization and minimization problems
differ when applying the simplex method?
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12. Define an event and explain the various types of events.
13. Explain any two applications of simulation.
14. A decision matrix with cost data is given below
State of Nature
Alternatives S1 S2 S3 S4
a1 1 3 8 5
a2 2 5 4 7
a3 4 6 6 3
a4 6 8 3 5
Find the best alternative using minimax criterion
minimin criterion minimax regret criterion.
15. State the relationship between elasticity of price demand,
average revenue, marginal revenue and total revenue.
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