
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 certain senior high school has 1400 students in the first year, 1200 students in the second year, and 1000 students in the third year. Find the sample size $n$ if 25 students are drawn from the third year.

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