15 square foot? How many times does 15 square foot go within to a...

How many times does 15 square foot go within to a room that is 18 ft x 11ft 11"

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Answers:    {18x(11+11/12)}/15, (because 11ft and 11 inch =11+11/12 ft)
={18 x (11 +0.91667)}/15
={18x11.91667}/15
=214.5/15
=14.3

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The answer is only just 18x11 so the answer is 198 divide that by 15 that equals 13.2.

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