What type of waste has the lowest recovery ratio?

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?

Find the area of just the wood portion of the frame. this is called a composite figure. you will need to use your values from problem #2need all exepct 4 answerd if you can