The Inseparable Company uses a joint Operating process to produce 200 pounds of A and 300 pounds of B using $16,000 of joint inputs. Product A undergoes $6,000 additional processing costs before being sold at $100 per pound: product B undergoes $10,000 additional processing costs before being sold at $200 per pound. a. If joint costs are to be allocated based on physical units, what is the ending inventory value for a pound of B? b. If joint costs are to be allocated based on net realizable value method. what is the ending inventory value for a pound of B? c. If joint costs are to be allocated based on constant gross margin method, what is the ending inventory value for a pound of B?