
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 company has a total of 900 employees comprising young, middle-aged, and elderly workers, with young workers numbering 450. To quickly understand the housing conditions of the employees, the company uses stratified sampling to select a sample. If there are 15 young workers in the sample, then the sample size is __________.

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