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mary works for a company that ships packages and must measure the size of each box that needs to be shipped. mary measures a box and finds the length is 7 and a half inches, the width is 14 inches, and the height is 15 inches. what is the volume of the box?

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?