Answer:
C. 19%
Explanation:
To get the margin of safety as a percentage of sales, we would make use of the margin of safety formula, which is expressed as;
Margin of safety = [(Current sales - Break even sales) / Current sales ] × 100
Given that;
Current sales = 10,000 units
Break even sales = 8,100 units
Margin of safety = [(10,000 - 8,100) / 10,000] × 100
Margin of safety = [ 1,900 / 10,000 ] × 100
Margin of safety = 19%