
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
John has an original bill of $500. On the $30^{\text{th}}$ day past its due date, a 2% late charge was added. Thirty days after that, an additional 3% charge was added due to continued non-payment. Sixty days after the second late charge, a final 2.5% charge was added. What is the total amount John needs to pay?

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