
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
During the "Two Sessions" of 2011, a university organized all teachers and students to discuss Premier Wen's government work report using a survey form. To analyze the discussion results in a timely manner, the university extracted 300 samples for analysis from the retrieved survey forms using a stratified sampling method. If the ratio of the number of survey forms retrieved from retired staff, current staff, and students is 3:7:40, then how many sampled survey forms come from retired staff?

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