Sarah sells authentic Amish quilts on her website. Suppose Sarah expects to sell 1,600 quilts during the coming yeat. Her average sales price por quilt is $350, and her average cost per quilt is \$150. Her fixed expenses total \$135,000. Compute her margin of safety . in units (quilts). b. in sales dollars. c. as a percentage of expected sales. a. Compute her marpin of sadoty in units (quits). Begin by determining the formula, then compute the margin of safety in unita (quilts). b. Compuate her margin of satety in sales dollars Begin by determining the formula, then computa Surah's margin of safety in sales dolare. Begin by dosormining the formula, then compute Sarat's margin of safety as a peronntage of sales