
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
Linda drove 180 miles in 3 hours. Her average speed during the first hour was 50 mph and her average speed during the second hour was 70 mph. What was her average speed, in mph, during the last hour?
A) 55 mph
B) 60 mph
C) 65 mph
D) 70 mph

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