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Operations Research

The author have used numerical examples as the means for presentation of the underlying ideas of different operations research techniques.Accordingly,a large number of comprehensive solved examples,taken from a variety of fields,have been added in every chapter and they are followed by a set of unsolved problems with answers(and hints wherever required)through which readers can test their understanding of the subject matter.The book,in its present form,contains around 650,examples,1,280 illustrative diagrams.

... 0.3 Z 0.15 0.1 0 0.2 K 0.1 0 0 0.2 Gain (`) 1,000 1,500 5,000 8,000 State the
logic of your procedure. What is the maximum gain? [P.U.B.E.(Mech.) 1997] 52. A
machine shop has four machines (M1 to M4). 412 OPERATIONS RESEARCH.

A Compact And Comprenensive Book Of IIT Foudation Mathematic VI

Key Concepts have been given at the beginning of each chapter to facilitate thorough revision and recall. Contains large number of Solved Examples and Practice Questions

The solution of the equation 3a – 2 2a + 3 7 + = a + - 1S 3 2 6 1 (a) 2 (b) , 2 d 1. (c
) (d) ; 3x (x-1) (x-2) Solve for x . 4 3 2 The value of x is (a) 9 (b) 14 (c) 16 (d) 11
The Solution of th 2x+4 4 e solution of the equation 3, IT a 's (a) 6 (b) 4 8 d) * (c) 3
 ...

A Compact And Comprenensive Book Of IIT Foudation Mathematic VIII

Key Concepts have been given at the beginning of each chapter to facilitate thorough revision and recall. Contains large number of Solved Examples and Practice Questions

19. 20. 21. 22. 23. 24. 25. 26. 27. 28. 29. 30. 31. 11. 21. 31. 1. 2 2 2 2 (c) x = {−4–,
y = * * mp – nq np – ma 2 2 2 2 q – p y = 4 –p mp-nq' np – ma (d) x = For what
value of k, the following system of equations has a unique solution 2x + 3y – 5 = 0
, ...

A Compact And Comprenensive Book Of IIT Foudation Mathematic VII

Key Concepts have been given at the beginning of each chapter to facilitate thorough revision and recall. Contains large number of Solved Examples and Practice Questions

A sugar solution of 3 litres contains 40% sugar. One litre of water is added to this
solution. What is the percentage of sugar in the new solution? In 3 litres sugar
solution, sugar = 40% of 3 litres = 1.2 litres As 1 litre water is added to the sugar ...