Which of the following costs is an example of a cost that remains the same in total as the number of units produced changes? A) Direct labor
B) Salary of a factory supervisor
C) Units of production depreciation on factory equipment
D) Direct materials

B) Salary of a factory supervisor

Explanation:

The Factory Supervisor is not directly related to the production of goods and unless specified, the Supervisor is assumed to be paid a certain amount to oversee the factory and this figure will not change regardless of how many more goods are produced thus making this cost a Fixed Manufacturing Overhead.

answer'; i believe the correct answer is (15,000) workers a year are treated for injuries caused by jacks, lifts or jack stands;

u = 30

continuing your method

= +

subtract from both sides

= - thus

= -

= ⇒ u = 30