
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
A businessman was traveling to a business meeting. He calculated that if he traveled at a speed of 90 km/h, he would arrive an hour early, but if he traveled at a speed of 60 km/h, he would be an hour late. What is the minimum speed he must travel to avoid being late? Justify your answer.

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