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.
How to Select a CNA School. CNA programs are available at community colleges and workforce education centers. Most programs require a combination of classroom coursework and clinical lab experience. In order to become a CNA, students must attend a state-approved program and take the state-designated examination.ow to Select a CNA School. CNA programs are available at community colleges and workforce education centers. Most programs require a combination of classroom coursework and clinical lab experience. In order to become a CNA, students must attend a state-approved program and take the state-designated examination.