On January 1^st, 2022, Jim-N-John Inc. had a Beginning Work-in-Process balance of $30,000 ($10,000 of Direct Materials and $10,000 of Conversion) which consisted of 10,000 units which were 40% complete with respect to conversion costs. During January, Jim-N-John started production on an additional 20,000 units and incurred $30,000 in Materials and $50,000 in Conversion costs. Jim-N-John's Ending Work-In-Process consisted of 6,000 units which were 80% complete with respect to conversion costs. Jim-N-John produces a single product. All direct materials are added at the start of the production process while conversion costs are incurred uniformly. Jim-N-John uses a FIFO process costing system. Jim-N-John incurred total materials costs to date of:

Multiple Choice

• $30,720

• $30,000

• $60,000

The correct answer is 60,000 but I am not understanding how you get that answer.