
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
Heidi can paint a wall in 60 minutes, and Peter can paint the same wall in 75 minutes. If they both start painting together, what fractional part of the wall will they have painted in 15 minutes?

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