Prior to Installing a JIT System, Clarendon Company Used Machine

Multiple Choice

Prior to installing a JIT system, Clarendon Company used machine hours to assign maintenance costs to its three products of 6-inch, 8-inch, and 11-inch insulation. The maintenance costs totaled $400,000 per year. The machine hours used by each product and the quantity produced of each product are as follows: After installing JIT, three manufacturing cells were created and the cell workers were trained to perform maintenance. Maintenance costs for the three cells still totaled $400,000; however, these costs are now traceable to each cell.
After installing JIT, the maintenance cost per roll of 11-inch insulation would be

A) $12.50.
B) $12.86.
C) $15.00.
D) $5.86.