Which represents the solution set of inequality 5x-9< 21?

Find the number of positive three-digit even integers whose digits are among 9, 8, 7,5, 3, and 1.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

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%