Which equation could be used to solve the problem? joan picked 4 bushels of apples in one hour. at that rate, how many bushels would she pick in 8 hours (b)? a. b = 8 + 4 b. b = 4 ÷ 8 c. b = 8 • 4 d. b = 8 ÷ 4

Which one is the correct answer, and why?

Which pair of expressions is equivalent? a 7(1–k)and7–k b 7(1–k)and1–7k c 7(1–k)and7–k d 7(1–k)and7–7k

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?