Pickell Incorporated Makes a Single Product--A Cooling Coil Used in Commercial

Pickell Incorporated makes a single product--a cooling coil used in commercial refrigerators. The company has a standard cost system in which it applies overhead to this product based on the standard machine-hours allowed for the actual output of the period. Data concerning the most recent year appear below:
Required:
a. Determine the variable overhead rate variance for the year.
b. Determine the variable overhead efficiency variance for the year.
c. Determine the fixed overhead budget variance for the year.
d. Determine the fixed overhead volume variance for the year.
e. Determine whether overhead was underapplied or overapplied for the year and by how much.