If cos ⁡x=−4/5, and π

What is the interquartile range (iqr) of the data set represented by this box plot?

Which diagram best shows how fraction bars can be used to evaluate 1/2 divided by 1/4?

Anne plans to increase the prices of all the items in her store by 5%. to the nearest cent, how much will an artist save if the artist buys a canvas and a frame that each measure 24 by 36 inches before the price increase goes into effect?