Maria and Carlos are selling wrapping paper for a school fundraise. Customers can buy rolls of plain wrapping paper and rolls of shiny wrapping paper. Maria sold 9 rolls of plain wrapping paper and 6 rolls of shiny wrapping paper for a total of $204. Carlos sold 1 roll of plain wrapping paper and 8 rolls of shiny wrapping paper for a total of $140.

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