Geneva Co. reports the following information for July: Sales Variable costs Fixed costs $777,000 234,000 109,000 Calculate the contribution margin for July. Multiple Choice $543,000 O $434,000 $668,000 $777,000 Alexis Co. reported the following information for May: Units sold Selling price per unit Variable manufacturing cost per unit Sales commission per unit - Part A Part A 5,400 units $ 840 540 84 What is the manufacturing margin for Part A? Multiple Choice $1,620,000 $1,166,400 $4,082,400 $2,916,000