plz write clearly. thx

Carta Vista Manufacturing Company has the following projected income statement for the next fiscal period based on sales of 90,000 units. Sales $9540000 Variable costs 7155000 Contribution margin 2385000 Fixed costs 1100000 Net operating income $1285000 Carla Vista's projected margin of safety ratio is 1.37 O 0.25 O 0.54 01.25