please solve this linear programming problem

YO Air Co.' is a small commuter airline running 6 flights per day from New Delhi to surrounding regional airports. Flight crews are all based in New Delhi, working flights to various locations and returning on the next flight home. Considering complex work rules, and pay incentives, YO Air schedulers have constructed the 8 possible work patterns detailed in the following table (next page). Each row of the table marks the flight that could be covered in a particular pattern and the daily cost per crew (in lakhs of Rupees). The company wants to choose a minimum total cost collection of work patterns that covers all flights exactly once. How to find the best assignments? 1 Page Work Flight Cost Pattern 1 2 3 4 5 6 1 1.40 2 0.96 3 1.52 4 1.90 5 1.32 6 1.12 7 0.84 8 1.54