The cost of apples at a grocery store is directly proportional to the number of apples purchased. Ann paid $4.72 for 8 apples. If c represents the cost, in dollars, and n represents the number of apples purchased, which equation best represents this relationship?

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