If 60% of the students in the classroom have a pet at home. If 15 students have a pet, what is the total number of students in the classroom?

Which graph represents the parent function of y=(x+2)(x-2)

What is the distance between points a and b?

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