
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 and B start walking from point A to point B. B departs at 6:00 AM and walks at a constant speed. A departs at 8:00 AM, also walking at a constant speed. A's speed is 2.5 times B's speed, but A needs to rest for half an hour after every half-hour of walking. How many minutes after A's departure will A catch up with B?

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