
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
An industrial park invested a total of $2000$ million yuan in two projects, project A and project B. The annual return rate of project A is $5.4\%$, and the annual return rate of project B is $8.28\%$. After one year of investment, the industrial park received a total return of $122.4$ million yuan from these two projects. What is the amount of investment in each project by the industrial park?

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