Use the figure to the right to find the value of PT. T is the midpoint of PQ. PT = 3x + 7 and TQ = 7x-9
PT =
(Simplify your answer.) )

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

Arrange these numbers from least to greatest 3/5 5/7 2/9

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%