GKFix MCQ Question

What is the centre of mass of a system with particles at (0,0), (3,0), (0,4) with masses 1kg, 1kg, 2kg?

• A. (1.0, 1.0)
• B. (1.5, 2.0)
• C. (2.0, 1.0)
• D. (0.75, 2.0)