Tomba Civil Engineers' Manager Is Attempting to Calculate Its Cost

Short Answer

Tomba Civil Engineers' manager is attempting to calculate its cost of providing services to clients. Its profit before taxes for January is $4,000, and it's selling and administration costs are $8,000, service revenue is $20,000. How much is its cost of providing service? a. $12,000
B) $4,000
C) $8,000
D) $20,000