The grade point average (gpa) of the students at lakeview high school is normally distributed with a mean of 3.1 and a standard deviation of 0.3. if there are 1800 students enrolled at the school, approximately how many have a gpa between 2.5 and 3.7?

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Sketch one cycle if the cosine function y=2cos2theta

The number of 8th graders who responded to a poll of 6th grade and 8 th graders was one fourtg of the number of 6th graders whi responded if a total of 100 students responddd to the poll how many of the students responded were 6 th graders