determine the actual amount.
The shape and size of the glass matter, too.
A narrow glass with a high water level could contain less water than a wider glass whose water level appears lower. Likewise, objects placed inside the glasses can displace water and make the comparison more complicated.
Look Beyond the Water Line
The trick behind these puzzles is usually to focus on volume rather than appearance.
Ask yourself:
- How wide is each glass?
- Are the glasses the same shape and size?
- Is there anything inside them?
- Could an
