
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
In an opaque box, there are 5 red balls and some green balls. All these balls are identical except for their colors. After mixing them up, a ball is randomly drawn from the box, the color is noted, and then the ball is put back into the box. This process is repeated 80 times, and out of these 80 times, 20 times a red ball is drawn. Estimate the total number of balls in the box.

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