Willow Manufacturing manufactures three grades of lumber, Q1, Q2, and Q3, from joint processes. Additional information follows Units Product Sales Value Produced Q1 17,000 $68,000 Q2 22.000 $66,000 Q3 20.000 $40,000 Assuming total joint costs of $70,000 1. Determine the costs allocated to each product assuming Willow used the net realizable value method. 2. Determine the costs allocated to each product assuming Willow used the physical quantities method