A roofer shouldn't charge by the hour he should charge by the square. In a square their is 100 sq.ft and they usually charge $300 per square. roofer shouldn't charge by the hour he should charge by the square. In a square their is 100 sq.ft and they usually charge $300 per square.
In the United States, the certified nursing assistant (CNA) typically works in a nursing home or hospital, and performs everyday living tasks for the elderly, chronically sick, or rehabilitation patients who cannot care for themselves.
Certified Nursing Assistants form part of a healthcare team by assisting Registered Nurses with the mass of tasks they have to perform to ensure the best healthcare possible. The work of a CNA involves the routine care of patients. This includes: 1  Responding to patientsâ needs. 2  Feeding and bathing patients when required. 3  Helping patients with walking and exercising. 4  Moving bedridden patients to prevent bedsores. 5  Transporting patients in wheelchairs or stretchers.