
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
In a high school, 500 students participated in a survey to determine pet ownership. It was found that 120 students own cats, and 200 students own dogs. Moreover, 40 students own both cats and dogs. What percent of the students own only cats?

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