The owner of a computer repair shop has determined that their daily revenue has mean $7200 and a standard deviation $1200. the daily revenue totals for the next 30 days will be monitored. what is the probability that a mean daily revenue for the next 30 days will exceed $7500? a. sketch, shade and label graphb. calculate the standard errorc. calculate the probability

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.

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

3.4a=57.8 what is the the value of a