Heather Hudson makes stuffed teddy bears. Recent information for her business follows: Required: If she sells 287 bears next month, determine the margin of safety in units, in sales dollars, and as a percentage of sales. Note: Round your intermediate calculation's to the nearest whole number and round your "Percentage of Sales" answer to 2 decimal places. (i.e. 0.1234 should be entered as 12.34\%. Round your "Margin of safety (Dollars)" answer to the nearest whole number.)