31.
______________ may be defined as a method of determining an optimum programme inter dependent activities in view of available resources.

32.
________ are expressed is n the form of inequities or equations.

33.
If there are more than one optimum solution for the decision variable the solution is ___________.

34.
Dual of the dual is ______________.

35.
Operations Research approach is __________

36.
For analyzing the problem , decision – makers should normally study.

37.
Decision variables are __________

38.
The issue of decision models.

39.
_____________ is one of the fundamental combinatorial optimization problems.

40.
An optimization model.

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