
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
Four runners start running simultaneously from the same point on a 600-meter circular track. They each run clockwise around the course maintaining constant speeds of 5.0, 5.5, 6.0, and 6.5 meters per second. Calculate the total time until the runners are together again somewhere on the circular course.

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