
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
Estimate the population of the city of Altara in the year 2040, assuming the starting year is 2020. The population of Altara doubles every 10 years. The population in 2020 was 500. Calculate the population of Altara in the year 2040.

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