
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
The mass of a container completely filled with kerosene is 20 kg. If this container is completely filled with water, its mass will be 24 kg. Determine the mass of the empty container. The density of water $\rho_{W} = 1000 \text{ kg/m}^3$, the density of kerosene $\rho_{K} = 800 \text{ kg/m}^3$.

Present the answer in LaTex format: \boxed{Your answer}
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