Catherine has a roll of paper that is 27 feet long. she is going to cut the paper into posters that are each one yard long.
How many posters will Catherine be able to make from her roll of paper

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%