Sudhir purchased a laptop for 42,000 and a scanner – cum – printer for 8,000. He sold the laptop for a 10% profit and the scanner – cum – printer for a 5% profit. What is his profit percentage?

• A. \(7\frac{1}{2}\% \)
• B. 15%
• C. \(9\frac{1}{2}\% \)
• D. \(9\frac{1}{5}\%\)