A rectangular pool is L feet long and W feet wide. A tiler makes a border by placing 1-foot-square tiles along the edges of the pool and triangular tiles by cutting the square tiles in half along a diagonal.

Jackie purchased 3 bottles of water and 2 cups of coffee for the family for $7.35. ryan bought 4 bottles of water and 1 cup of coffee for his family for 7.15. how much does each bottle of water cost? how much does each cup of coffee cost?

Rosy waxes 2/3 of her car with 1/4 bottle of car wax. at this rate, what fraction of the bottle of car wax will rosey use to wax her entire car

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n