If F1 costs Rs 6/kg and F2 costs
Rs 5/kg, determine how much of each type of fertiliser should be used so that
nutrient requirements are met at a minimum cost What is the minimum cost 11 The corner points of  the feasible region determined by the following system of
linear inequalities:
2x + y ≤ 10, x + 3y ≤ 15, x, y ≥ 0 are (0, 0), (5, 0), (3, 4) and (0, 5)