Answer
$40\frac{1}{2}$ square feet
Work Step by Step
$7\frac{4}{11} \times 5\frac{1}{2}$
$=\frac{81}{11} \times \frac{11}{2}$
$=\frac{891}{22}$
$=\frac{81}{2}$
$40\frac{1}{2}$
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