1. The problem is to understand what "2 mark" means in a math context. 2. "2 mark" usually refers to a question or problem worth 2 marks or points in an exam or test. 3. There is no mathematical operation or formula to apply here since "2 mark" is not a math problem but a scoring term. 4. If you want to solve a math problem worth 2 marks, please provide the actual question or expression. 5. Without a specific math problem, we cannot perform calculations or provide a solution.