
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 box contains 20 blue lucky stars, some red lucky stars, and 15 yellow lucky stars. Xiao Ming found through multiple experiments of picking lucky stars that the frequency of picking red lucky stars stabilizes around 0.5. The approximate number of red lucky stars is ______.

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