
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 $300$, $200$, and $400$ students in grades 10, 11, and 12, respectively. To understand the students' academic burden, the school uses stratified sampling to select $18$ students for a discussion from these three grades. Express the number of students selected from grades 10, 11, and 12.

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