GKFix MCQ Question

What is the formula for the y-coordinate of the center of mass?

• A. Y = (y₁ + y₂ + ...)/n
• B. Y = m₁y₁ + m₂y₂ + ...
• C. Y = (m₁y₁ + m₂y₂ + ...)/(m₁ + m₂ + ...)
• D. Y = (y₁ + y₂)/2