
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
A cylindrical gasoline tank with a height of \(180 \, \text{cm}\), a horizontal base, a valve at the bottom, and a filling hole at the top, can be filled to the top in 1 hour through the filling hole. If the filling hole and the valve are both kept open for 5 minutes, the gasoline level in the tank rises by \(10 \, \text{cm}\). How long does it take to completely empty the full tank through the valve?

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