PLS SOLVE (SHOW COMPLETE SOLUTION. Dan is a sales representative receiving an annual salary of P120,000 plus commission on all his sales above quota of P25,000 in accordance with the following schedule:

First P30,000 above quota 1/2%

Next P50,000 1%

Next P70,000 2%

Over P150,000 3%

Your vet has placed your pet on a diet. the diet is to contain at least 12 mg of fat and at least 14 mg of protein per serving. these requirements are to be obtained from two food sources. source a contains 2 mg of fat and 2 mg of protein per serving. source b contains 1 mg of fat and 3 mg of protein per serving. if source a sells for $1.28 per serving and source b sells for $1.12 per serving, how many servings of each type should be purchased to satisfy the requirements at minimal cost?