1) the management of smoots corporation would like for you to analyze their repair
costs, which are listed below:
management believes that repair cost is a mixed cost that depends on the number of
machine-hours. using the least-squares regression method, the estimates of the variable
and fixed components of repair cost would be closest to:
a.$64 per machine-hour plus $34,603 per month
b.$2.09 per machine-hour plus $19,018 per month
c.$2.79 per machine-hour plus $13,787 per month
d.$2.00 per machine-hour plus $19,649 per month
2) granite company uses a job-order costing system. the company applies
manufacturing overhead to jobs using a predetermined overhead rate based on direct
labor-hours. last year, manufacturing overhead and direct labor-hours were estimated at
$80,000 and 16,000 hours respectively, for the year. in june, job #315 was completed.
materials costs on the job totaled $1,500 and labor costs totaled $2,400 at $6 per hour.
at the end of the year, it was determined that the company worked 15,000 direct
labor-hours for the year, and incurred $78,000 in actual manufacturing overhead costs.
required:
a. determine the predetermined overhead rate for the year.
b. determine the amount of overhead charged to jobs during the year.
c. determine the amount of underapplied or overapplied overhead for the year.