question_answer

Mr. Z is a server at a restaurant. On Saturday Mr. Z gets up at 6 : 30 a.m., starts work at x a.m. and finishes at x p.m. How long does Mr. Z work on Saturday?

A)  \[24-2x\]hours    

B)         \[12-x\]hours

C)  \[2x\]hours          

D)         12 hours