Education, the learning process through which people acquire knowledge,skills, values,beliefs and habits, has several mathematical components with different degrees of abstractness cascading through all the levels of education from preschool, primary school, secondary school and then college, university or apprenticeship.
K-12 is an expression for the sum of years from elementary to high school i.e. Kindergarten (K) for 4- to 6-year-olds through twelfth grade (12) for 17- to 19-year-olds. This expression is popularly used in the US, Canada, South Korea, Turkey, the Philippines, Egypt, and Australia , to refer to to this levels of education which also free (education in public schools) in these countries.
Efficiency of Catchment calculates how much a certain surface can effectively collect rain water.
The Rain Fall Harvest equation calculates how much rain water has been harvested from a certain catchment (surface). Rain Fall Harvest can be used for several purposes like irrigation and drinking water (if treated adequately).
Social Welfare (SW) is defined as the sum of the producer surplus (PS) and the consumer surplus (CS) under specific market conditions. This particular measure of the social welfare assigns equal value to the well-being of consumers and producers.
Nursing is a profession within the health care sector focused on the protection, promotion, and optimization of health and abilities, prevention of illness and injury, alleviation of suffering through the diagnosis and treatment of human response, and advocacy in the care of individuals, families, communities, and populations.