Justin has 4 more marbles than lee and Cindy has 3 times as many marbles as justin if lee has N marbles .Write an expression that could be used to determine haw many marbles Cindy has?

Write 17/20 as a decimal and as a percent.

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

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?