Use the following information
\(\begin{array}{c|c} & ₦ \\\hline \text{Opening capital} & 60,000 \\ \text{Drawings} & 4,000\\ \text{Cost of sales} & 50,000\\ \text{General expenses} & 7,000 \\ \text{Mark-up} & \text{50%} \end{array}\)
Net profit is