
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 person invested 20,000 yuan in a cooperative company. After a year, he withdrew 10,000 yuan after the principal and interest were returned. The remaining principal and interest were reinvested in the company. After another year, he received a total of 13,200 yuan in principal and interest. If the annual interest rate paid by the company for two years remains unchanged, what is the annual interest rate?

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