
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
Using systematic sampling to select a sample of 20 students from 400, randomly number the students from 1 to 400. If the students are divided into 20 equal groups according to their number, and the number drawn for the first group is 11, what is the number drawn for the 20th group?

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