
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
Keiko walks around a track where the ends are semicircles, and the sides are straight. The width of the track is now 8 meters, and it takes her 48 seconds longer to walk around the outside edge of the track than around the inside edge. Determine Keiko's speed in meters per second.

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