
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
An icebreaker left a seaport towards an island located 840 km away, traveling at a speed of 20 km/h. At a certain distance, a plane took off from the icebreaker's deck and flew towards the island at a speed of 120 km/h. How much time did the plane spend in the air if the pilot spent exactly 22 hours en route?

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