This test: 4 point(s) possible This question: 1 point(s) possible Submit test Catherine is planning to make fancy. multi tiered wedding cakes for the next wedding sea cakes, she must invest $3050 in some special baking tools. To promote her business, she also needs to spend $3670 to advertise in the newspaper. Sherestimates that supplies and materials for each cake will cost $510. She is planning to set the price for each cake at $750. (a) Compute the contribution margin (b) Compute the contribution rate. c) Compute the break-even point in units (d) Compute the break even point in sales dollars