You are making a decision on fertilisers where you have two types of fertilisers quick and premium. The cost of each quick and premium are 4 and 6 per bag. Quick has 5 kgs on nitrogen and 3 kgs of phosphate. Premium has 3 kgs on nitrogen and 4 kgs of phosphate. The field requires at least 18 kgs of nitrogen and 26 kgs of phosphate. Additionally, you need at least 5 bags of premium.

Solve it using the corner point method and find the corner points