
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
To prevent the "novel coronavirus," a certain pharmacy purchased two batches of protective masks for $1600$ yuan and $6000$ yuan respectively. The quantity of the second batch of protective masks is three times that of the first batch, but the unit price is $2$ yuan more expensive than the first batch. How many masks did the pharmacy purchase in the first batch?

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