
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
Postman Pechkin is riding a bicycle down the road. He noticed that every 4.5 kilometers, a suburban bus overtakes him, and every 9 minutes, a suburban bus traveling in the opposite direction passes him. The interval between bus movements in both directions is 12 minutes. At what speed is Pechkin traveling?

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