Using the following intervals for the scores on a 30-point quiz, how many x's would fall over the interval of 19-21 on a line plot? Scores: 21, 27, 20, 29, 23, 21, 21, 27, 26, 25
Intervals: 19–21, 22–24, 25–27, and 28–30

Classify the following triangle check all that apply

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?