Correct. You can get this answer by multiplying $\displaystyle{108}\ \text{ inches}\cdot\frac{{{1}\ \text{ foot}}}{{{12}\ \text{ inches}}}\cdot\frac{{{1}\ \text{ yard}}}{{{3}\ \text{ feet}}}\usepackage{cmbright}\Huge\$ . Or here is another way you can multiply: $\displaystyle{108}\ \text{ inches}\cdot\frac{{{1}\ \text{ yard}}}{{{36}\ \text{ inches}}}\usepackage{cmbright}\Huge\$