What is the midpoint of the segment shown below? O A. (-15, -15)
O B. (- 15, -15)
O C. (-15, -15)
O D. (-15, -15)

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

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%

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?