
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
Maria Petrovna walks along a road at a speed of 4 km/h. When she sees a stump, she sits on it and rests for a whole number of minutes. Mikhail Potapovich walks along the same road at a speed of 5 km/h, but he sits on each stump twice as long as Maria Petrovna. They leave and arrive at the same time. The length of the road is 11 km. How many stumps could there be on the road?

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