Bonita Company uses 9500 units of Part A in producing its products. A supplier offers to make Part A for $7. Bonita Company has relevant costs of $9 a unit to manufacture Part A. If there is excess capacity, the opportunity cost of buying Part A from the supplier is $85500. O $0. $66500. O $19000.Crane Co. has variable manufacturing costs per unit of $23, and fixed manufacturing cost per unit of $17. Variable selling and administrative costs per unit are $4, while fixed selling and administrative costs per unit $9. Maggie desires an ROI of $5.40 per unit. If Crane Co. uses the absorption-cost approach, what is its markup percentage? O 46.00% 4.81% 10.19% 15.00%Cullumber Co. has variable manufacturing costs per unit of $40, and fixed manufacturing cost per unit of $20. Variable selling and administrative costs per unit are $10, while fixed selling and administrative costs per unit are $1. Cullumber desires an ROI of $13 per unit. If Cullumber Co. uses the variable cost-plus approach, what is its markup percentage? O 70% 68% 28% O 40%It costs Concord Company $12 of variable and $6 of fixed costs to produce one-bathroom scale, which normally sells for $37. A foreign wholesaler offers to purchase 930 scales at $17 each. Concord would incur special shipping costs of $2 per scale if the order was accepted. Concord has sufficient unused capacity to produce the 930 scales. If the special order is accepted, what will be the effect on net income? $14880 increase $3720 decrease $2790 decrease $2790 increase