
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 150 miles in 135 minutes, with an average speed of 75 mph for the first 45 minutes and an average speed of 80 mph for the second 45 minutes, calculate his average speed in mph during the last 45 minutes.

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