Free points lol have sum

Plz, ! the box plot below shows the total amount of time, in minutes, the students of a class surf the internet every day: a box plot is shown. part a: list two pieces of information that are provided by the graph and one piece of information that is not provided by the graph. (4 points) part b: calculate the interquartile range of the data, and explain in a sentence or two what it represents. (4 points) part c: explain what affect, if any, there will be if an outlier is present. (2 points)

Find the length of cu, the triangles are similar.

The jewelry store is having a sale. necklaces that were regularly priced at $23.50 are on sale for $18.80. what is the percentage of decrease in the price of necklaces?