SOLUTION: A bedroom with a wallarea of 3528 sq. Meter is to be covered by a wallpaper. If the size of a roll of a wallpaper is 12 meters long and 42 meters wide, how many rolls of wallpaper

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Question 1127099: A bedroom with a wallarea of 3528 sq. Meter is to be covered by a wallpaper. If the size of a roll of a wallpaper is 12 meters long and 42 meters wide, how many rolls of wallpaper are needed to cover this area?
Found 2 solutions by Boreal, ikleyn:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
1 roll covers 12*42=504 m^2
Need to cover 3528 m^2
divide 3528 by 504=7 rolls needed

Answer by ikleyn(52781) About Me  (Show Source):
You can put this solution on YOUR website!
.
A bedroom with a wallarea of 3528 sq. Meter is to be covered by a wallpaper. If the size of a roll of a wallpaper
is 12 meters long and 42 meters wide, how many rolls of wallpaper are needed to cover this area?
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Cyclopic rolls size.

Never saw it, never heard about such a size - do not believe to this input at all.

It would be good to cover a football field, but not the bedroom walls.