
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 team 50 meters long is marching from east to west at a speed of 3 meters per second. Another team 60 meters long is marching from west to east at a speed of 2 meters per second. How many seconds will it take from the time the first members meet until the last members pass each other?

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