Which best describes the relationship between the lines with equations

Choose the linear inequality that describes the graph. the gray area represents the shaded region. a: y ≤ –4x – 2 b: y > –4x – 2 c: y ≥ –4x – 2 d: y < 4x – 2

Amachine part consists of a half sphere and a cylinder, as shown in the figure. the total volume of the part is π cubic inches.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250