
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 track at constant speeds of 5 m/s, 6.5 m/s, 7.5 m/s, and 8 m/s. Determine the time in seconds before the runners regroup somewhere on the track.

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