Question

Kayla wants to put a wallpaper border around her rectangular room. Her room is 12 feet long and 9 feet wide the wallpaper border is sold in rolls of 16 feet. How many rolls of the wallpaper border will Kayla need to put around her entire room?

Answer 1

She will only need 1 roll since it's sold in a 16 feet roll

Answer 2

12 times 2 + 9 times 2 = 24 + 18 = 42 divided by 16 = 2.625