DISTANCE EDUCATION
M.B.A. DEGREE EXAMINATION, MAY 2017.
First Semester
QUANTITATIVE METHODS
(Upto 2012 2013 Academic year and 2013 calendar year)
Time Three hours Maximum 100 marks
PART A — 8 40 marks)
Answer any FIVE questions.
1. What is break-even analysis? Write its uses.
2. Write the DUAL the following PRIMAL problem.
Minimize Z 3x 2y
Subject to
0.
3 2 50
2 4 40



x y
x y
x y
3. Explain the difference between expected opportunity loss
and expected value of perfect information.
4. Explain probabilistic model with examples.
5. What are the steps in solving a transportation problem by
Vogal's Approximation method?
6. Explain the limitations of L.P.P.
7. Define Simulation. Write the types of Simulation.
8. Describe the importance of relevant cost for managerial
decision making.
Sub. Code
15
DE-401
2
SER
PART B — 15 60 marks)
Answer any FOUR questions.
9. Solve the following linear programming problem using
graphical method.
Maximise Z 30x2 40x2
Subject to
0.
8 4 500
8 5 600
60 120 12,000
1 2
1 2
1 2
1 2




x x
x x
x x
x x
10. Solve the following L.P.P. using simplex method.
Maximum Z 10x 20y
Subject to
0.
6 3 72
3 5 90



x y
x y
x y
11. A candidate is selected for interview in 3 different posts.
There are 3 candidate for the first post, 4 for the second
post and 2 for the third post. What is the probability that
he will be selected for one of the posts?
12. Give an outline of simplex method.
13. What is the purpose of a mathematical model? How does
a model achieve its purpose?
14. Solve the following game.
Player B
B1 B2 B3
Player A A1 2 2 3
A2 3 5 1
DE-401
3
SER
15. For the following table find the optimal assignment
schedule.
Cities
I II III IV V
A 160 130 120 160 190
B 135 120 130 160 175
Banks C 140 110 155 170 185
D 50 40 30 80 100
E 50 35 70 80 100