Mariana wears her winter coat when the temperature is colder than − 4 c . write an inequality that is true only for temperatures ( t ) at which mariana wears her winter coat.

Which system of linear inequalites is represented by the graph?

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Write an equation of the line that passes through 9,2 and is parallel to the line y=5/3x+9