How I can calculate the Contribution margin per tray and the operating profit per Tray??

Argentinean Tray Type Peruvian (Chicken) Vegetarian TOTAL (Beef] Units Sales @$11.50 1685 $19,379 1842 $21,182 392 $4,507 3919 $45,068.50 Less: Variable Cost Ingredients Labour Trays Utilities Deliveries $4,328.81 $6,395.39 506 $117.82 $1,701.94 $4,731.49 $6,990.31 553 $128.78 $1,860.26 $1,006.70 $1,487.30 118 $27.40 $395.80 $10,067.00 $14,873.00 1176 $274.00 $3,958.00 Total Variable Cost $13,049.64 $14,263.56 $3,034.80 $30,348.00 Contribution Margin $6,329.82 $6,918.64 $1,472.05 $14,720.50 Less: Fixed Cost $3,741.00 $4,089.00 $870.00 $8,700.00 Operating Margin $2,588.82 $2,829.64 $602.05 $6,020.50 Contribution Margin Per Tray Operating Profit per Tray