Pinacle Corp. budgeted $255,590 of overhead cost for the current year. Actual overhead costs for the

Pinacle Corp. budgeted $255,590 of overhead cost for the current year. Actual overhead costs for the year were $232,640. Pinacle's plantwide allocation base, machine hours, was budgeted at 50,170 hours. Actual machine hours were 52,360. A total of 103,940 units was budgeted to be produced and 98,000 units were actually produced. Pinacle's plantwide factory overhead rate for the current year is:

a.$2.24 per machine hour

b.$4.64 per machine hour

c.$5.09 per machine hour

d.$2.46 per machine hour