A school is making digital backups of old reels of film in its libraries archives the table below shows approximate run times of the film's for giving diameter of filming the reel. which of the following equations is a good model for the run time, Y, as a function of the diameter, X​

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line?

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

According to the data set, where should the upper quartile line of the box plot be placed?