25 points if you need them :)

()1. how do you find range? 2.the following set of data is to be organized into a histogram. if there are to be five intervals on the graph, what should the length of each interval be? 30, 34, 23, 21, 27, 25, 29, 29, 25, 23, 32, 31

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl