The mathematics faculty at a college consists of 6 professors, 11 associate professors, 4 assistant professors, and 11 instructors. if one faculty member is randomly selected, find the probability of choosing a professor or an instructor.
the probability is

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?