33.33yd² area carpet is enough for the room.
The Foot is both an imperial unit and a length measurement used in the US. A foot is one-third of a yard and twelve inches long. One foot is equivalent to 0.3048 meters in the SI system.
The area would be 20 feet by 15 feet in size and would be:
20 feet by 15 feet is 300 square feet.
In order to calculate the square yards:
300ft² × (1yd²/9ft²)
=300/9 yd²
= 33.33 yd²
Since carpet is not offered in sections of a yard, an additional 4yd² are required because there are only 30yd² of carpet and the room is 33.33 yd².
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