
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
Contractor Alex agreed to complete a project in 20 days. After 5 days, he noticed that the 10 workers assigned had already completed $\frac{1}{4}$ of the project. Assuming each worker contributes equally, what is the minimum number of workers Alex must retain to ensure the project is completed on schedule?

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