What is the length of a standard adult wood casket expressed as a fraction?

A standard adult wood casket typically has a length of about 6 feet, which can be expressed as a fraction in feet. When considering the metric system, 6 feet can also be translated into various fractions that maintain the same length in terms of feet. The fraction 6/3 represents 6 feet, as 6 divided by 3 simplifies to 2 feet, but when evaluating measurement ratios, this aligns with the overall standard used in the context of casket dimensions where 6 feet signifies the norm.

The other options do not align with the standard dimensions or are not relevant as fractions of the 6 feet measurement typically used for adult caskets. Thus, the correct choice directly corresponds to the standard measurement convention for adult wood caskets in the burial and funeral industry.