Millar Company produces a single product which it sells for $89 a unit. If the fixed costs of manufacturing and selling the product are $68,400 a month and the variable costs are $57 a unit, which of the below is correct? Select one: a. An increase in sales volume above $68,400 a month will cause an increase in fixed costs. b. The contribution margin per unit of product is $32. c. The fixed costs amount to $32 per unit at any level of output within a relevant volume range. d. The company will break even with a sales volume of $68,400 a month.

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500