
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 there are 65 students wearing blue shirts and 85 students wearing yellow shirts, and they are paired into 75 pairs, with 30 pairs consisting of two blue shirts, find the number of pairs consisting of two yellow shirts.

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