
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 John drove at an average speed of 60 km/h, then stopped 30 minutes for lunch, and then drove at an average speed of 90 km/h, covering a total distance of 300 km in 4 hours including his lunch break, determine the equation that could be used to solve for the time t in hours that John drove before his lunch break.

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