
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
Given that a quality inspection is conducted using stratified sampling from a batch of 420 boxes of food, and the number of boxes sampled from grades A, B, and C is m, n, and t respectively, where 2t = m + n, determine the number of boxes of grade C in the 420 boxes.

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