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.
Cell, 6-inch $100,000
Cell, 8-inch 120,000
Cell, 11-inch 180,000
After installing JIT, the maintenance cost per roll of 6-inch insulation would be

A) $1.28.
B) $3.20.
C) $2.84.
D) $2.56.