Incorrect. You can get the answer by multiplying 144 inches by $\displaystyle\frac{{{1}\ \text{ foot}}}{{{12}\ \text{ inches}}}\usepackage{cmbright}\Huge\$ and $\displaystyle\frac{{{1}\ \text{ yard}}}{{{3}\ \text{ feet}}}\usepackage{cmbright}\Huge\$ . Or you can multiply: 144 inches by $\displaystyle\frac{{{1}\ \text{ yard}}}{{{36}\ \text{ inches}}}\usepackage{cmbright}\Huge\$