
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 stratified sampling to inspect a batch of two models of products from the same brand, it is known that the sample size is $80$, among which there are $50$ pieces of Model A products, and the total number of Model B products is $1800$. The total number of products in this batch is ______.

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