Which transformation or set of transformations will map a point (x, y) onto the point (2x+1,2y)

In order to be invited to tutoring or extension activities a students performance 20 point higher or lower than average for the

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?

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