
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
It is known that a certain high school has a total of 2400 students, among which there are 600 freshmen. Now, a survey is conducted on all students of the high school using stratified sampling. If 20 freshmen are to be sampled, then the total number of students to be sampled from the whole school should be \_\_\_\_\_\_.

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