Hobby Land sells art supplies two different ways. You can purchase a kit which includes an easel and a paint set for $139, or either of those art supplies separately. Altogether, 4 easels and 7 paint kits cost $781. Determine the cost of one easel.

What is the slope of the line shown below?

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?

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