Multiple-Level Break-Even Analysis Nielsen Associates provides marketing services for a number of small manufacturing firms. Nielsen receives a commission of 10 percent of sales. Operating costs are as follows: Determine the minimum order size in sales dollars for Nielsen to break even on an order. $ Assuming an average customer places five orders per year, determine the minimum annual sales required to break even on a Customer. $ What is the average order size in (b)? $ Assuming Nielsen currently serves 100 customers, with each placing an average of five orders per year, determine the minimum annual sales required to break even $ What is the average order size in (d)? $