The number of high school students was 1:8 however the number of high school students changed to 2:7. If there are 18 middle school students how many fewer high school students and there compared to last year?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

For each proportion find the unknown number x 1/5/8=×/15

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%