
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 school has a total of 3000 teachers and students. Now, using stratified sampling, a sample of 150 people is drawn from all teachers and students. It is known that 140 people are drawn from the students. Then, the number of teachers in the school is ______.

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