Sadie had an above ground swimming pool. Using water from one hose requires 8 hours to fill the pool. If a second hose is turned on, the pool can be filled in 2.4 hours. How long would it take the second hose to fill the pool if it worked alone?

The number of electoral votes each state is assigned is determined by the size of its population every ten years. the chart shows the number of electoral votes california was assigned each decade of the past century. what is the 3rd quartile of the data?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

What is the upper quartile in the box plot?