
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
Suppose there are $8$ products, among which $6$ are first-class. If $2$ products are randomly selected, find the probability that one of them is not a first-class product given that one of them is a first-class product.

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