The value of a small airplane depreciates exponentially every year after it is purchased. The value, in thousands of dollars, a(t), of Plane X t years after purchase can be approximated by this function. What does the number 131.5 in the function above represent in the context of the situation?

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%