
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
Two cylindrical tanks filled with water to the brim start being pumped by two identical pumps at exactly noon, each at a constant rate. At 2 PM, the water level in both tanks is the same. The first tank empties at 5 PM, and the second tank empties at 8 PM. If the second tank is 10 meters tall, how tall is the first tank?

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