Help pls! Determine the volume of the cone. Find the dimensions of a cone SIMILAR to the one given. No links pls

Acircular garden with radius of 8 feet is surrounded by a circular path with a width of 3 feet. what is the approximate area of the path alone? use 3.14 for π

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?