he sales and cost data for two companies in the transportation industry are as follows: X Company Amount Percen Y Company Amount Percent Sales $120,0 10 $120 ariable costs 72.00 48 36 ntribution margin ixed costs 72,000 $12.000 perating income (TTB) Company's margin of safety ratio (MOS%) (rounded) is O 7.69%. O 14.29%. O 23.62%. 47.50%. O 25.00%