\(\begin{array}{c|c}
\text{Net profit} & 60,000 \\
\hline
\text{Total assets} & 520,000 \\
\hline
\text{Current liabilities} & 150,000 \\
\hline
\text{Currents assets} & 280,000 \\
\end{array}\)
The returns on capital employed is