a swimming pool is to be drained. the pool is shaped like a rectangular prism with length 20 ft, width 16 ft, and depth 4 ft. suppose water is pumped out of the pool at a rate of 128 ft3 per hour. if the pool starts completely full, how many hours does it take to empty the pool

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42