Câu 25: WorkKeys: WorkKeys Assessment

You have decided to wallpaper your rectangular bedroom. The dimensions are 12 feet 6 inches by 10 feet 6 inches by 8 feet 0 inches high. The room has two windows, each 4 feet by 3 feet and a door 7 feet by 3 feet. Determine how many rolls of wallpaper are needed to cover the walls, allowing 10% for waste and matching. Each roll of wallpaper is 30 inches wide and 30 feet long. How many rolls of wallpaper should be purchased?

1. A. 4 rolls
2. B. 5 rolls — đáp án hiện tại
3. C. 6 rolls
4. D. 7 rolls
5. E. 8 rolls