A real estate agent help clients buy, sell, and rent properties.
The mathematics required for a real estate agent includes but is not limited to College Algebra, Trigonometry, Calculus I and II, Linear Algebra, Numerical Analysis, Differential Equations, Probability, and Statistics.
In order to find the average income of a real estate agent, please use this link.
For more information about real estate agents, the US Bureau of Labor Statistics breaks down the job of a real estate agent into multiple sections to help better understand the requirements of becoming a real estate agent.