
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 shopkeeper stocks new fancy pens and decides to display $30\%$ on the counter for sale, leaving the remainder in the storeroom. After a week, all displayed pens sold out, and $210$ pens remain in the storeroom. If each pen sold generated $2$ dollars, how much total revenue did the shopkeeper make from the pens sold from the counter?

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