Michelle plans to cover two walls of her rectangular room with wallpaper, as shown below. A rectangular prism is shown with two walls with a pattern on them. The length of the walls is shown as 6 m and the height as 5 m. A roll of wallpaper is 10 meters long and 0.5 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Michelle require to cover the two walls?

Question

Michelle plans to cover two walls of her rectangular room with wallpaper, as shown below.  A rectangular prism is shown with two walls with a pattern on them. The length of the walls is shown as 6 m and the height as 5 m.   A roll of wallpaper is 10 meters long and 0.5 meters wide. Assuming that there is no wastage, how many rolls of wallpaper would Michelle require to cover the two walls?