Billie rides her bike 176.25 miles in three weeks. She averaged 11.75 miles per hour each time she rode. How many hours did it take her to ride 176.25 miles?

Nour and rana are shopping for a christmas tree. they are deciding between 2 22 different types of trees (real and fake) and 4 44 colors for the ornaments (white, silver, gold, and purple). they each created a display to represent the sample space of randomly picking a type of tree and a color for the ornaments. whose display correctly represents the sample space?