
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
A running track is formed by two concentric circles. If the circumferences of the two circles differ by \( 15\pi \) feet, what is the width of the track in feet?

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