Andrew has a table top in his kitchen with the dimensions shown (10ft and 3ft). he decides to put a wooden frame around the edge of the counter top. how long should the wooden frame be?

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.