
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 batch of parts is divided into three grades, with 24 first-grade parts and 36 second-grade parts. Using stratified sampling to draw a sample of size 20, if exactly 10 third-grade parts are drawn, then the number of third-grade parts in this batch is $\_\_\_\_\_\_\_$, and the number of second-grade parts drawn in the sample is $\_\_\_\_\_\_\_\_\_\_\_$.

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