During summer, when the snow melts, the water level of the yukon river increases. if the water level of the river increased by 96 centimeters in 6 days, what is the water level increase rate in centimeters per day? a. 14 centimeters per day b. 16 centimeters per day c. 19 centimeters per day d. 13 centimeters per day

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?