At a wedding, there were 40 people from the groom's side of the families and 56 people from the bride's side of the families . Find the ratio of the groom's families to the bride's family at the wedding​

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%