Scientists are preparing two satellites to be launched. The satellite, Space Explorer A, flies 24000 miles in 6 hours. The table below represents the number of miles, yy, that the satellite, Space Explorer B, flies in xx hours. How much faster does Space Explorer A travel per hour than Space Explorer B?

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude