Selected accounts with a credit amount omitted are as follows work in process apr. 1 balance 7,000 apr. 30 goods finished x 30 direct materials 78,400 30 direct labor 195,000 30 factory overhead 136,500 finished goods apr. 1 balance 42,000 30 goods finished 387,000 what was the balance of work in process as of april 30? a. $29,900 b. $22,900 c. $8,100 d. $35,000

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