To qualify for the postcard rate for postage, a postcard must be less than 4 1/2 inches high. Elayne has a postcard that is 4 7/8 inches high. How much is her postcard over the height limit?

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%

What is the range? can’t seem to find it out

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?