
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 ferry boat starts shuttling tourists to an island at 9 AM and continues every hour until its last trip at 3 PM. On the initial 9 AM trip, the ferry had 120 tourists, and on each subsequent trip, the number of tourists decreased by 3 from the previous trip. Calculate the total number of tourists transported to the island that day.

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