Blackwelder Factory produces two similar products’”small lamps and desk lamps. The
total plant overhead budget is $640,000 with 400,000 estimated direct labor hours. It is
further estimated that small lamp production will require 275,000 direct labor hours and
desk lamp production will need 125,000 direct labor hours.
Using the single plantwide factory overhead rate with an allocation base of direct labor
hours, how much factory overhead will Blackwelder Factory allocate to small lamp
production if actual direct hours for the period is 285,000?
a. $275,000
b. $285,000
c. $440,000
d. $456,000
Piper Corp. is operating at 70% of capacity and is currently purchasing a part used in its
manufacturing operations for $24 per unit. The unit cost for the business to make the
part is $36, including fixed costs, and $26, not including fixed costs. If 15,000 units of
the part are normally purchased during the year but could be manufactured using
unused capacity, what would be the amount of differential cost increase or decrease
from making the part rather than purchasing it?
a. $30,000 cost decrease
b. $180,000 cost increase
c. $30,000 cost increase
d. $180,000 cost decrease