How many rolls of wall paper necessary to cover the walls of a room whose floor and ceiling
are rectangles 12 feet wide and 15 feet long
1). A roll of paper covers 20 sq feet
2). There are no windows in the walls

• Both insufficient as height of room is not available.
• 13 years agoHelpfull: Yes(16) No(1)
• Need height of walls
• 12 years agoHelpfull: Yes(3) No(0)
• perimeter of the celing and floor is 108 feet
  as both are in rectangle shape perimeter=2*length*width
  a role of paper covers 20 sq feet then for 108 sq feet it needs 5.4 roles
• 12 years agoHelpfull: Yes(1) No(9)
• a roll of paper covers 20 sqfeet
• 10 years agoHelpfull: Yes(0) No(1)
• data insufficient
  height of the wall is not available
• 10 years agoHelpfull: Yes(0) No(0)