Exhibit 10-4 Zingler Inc.applies Variable Manufacturing Overhead at a Standard Rate of Rate

Multiple Choice

Exhibit 10-4
Zingler Inc.applies variable manufacturing overhead at a standard rate of $9 per direct labor hour.The standard quantity of direct labor is 4 hours per unit.Variable overhead costs totaled $90,000 for the month of December.A total of 15,000 direct labor hours were worked during December to produce 4,000 units.
-Refer to Exhibit 10-4.Based on this information,what is the variable overhead efficiency variance?

A) $48,000 favorable
B) $48,000 unfavorable
C) $9,000 unfavorable
D) $9,000 favorable
E) None of the answer choices is correct.