what is the approximate number of pounds of garbage produced per person per year when garbage generated in the country is 6.958 x 10 to the 10 power pounds? The population of country is 4.57 x 10 to the 6 power

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%