A cube of wood floating in water supports a 200g mass resting at the centre of its top face. When the mass is removed, the cube rises 2 cm. find the volume of the cube.

Explanation

To solve the problem, we need to find the volume of the cube of wood that floats in water and rises by 2 cm when a 200 g mass is removed from its top face.

### Step-by-Step Solution:

1. **Understanding the Problem**:
- The cube of wood is floating in water and supports a mass of 200 g.
- When the mass is removed, the cube rises by 2 cm.

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