
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
During the descent phase of Chang'e 3 from 2.4 kilometers above the moon's surface to 100 meters above the moon's surface, two snapshots were taken at these respective distances. Given that the current playback time at 2.4 kilometers is 30 minutes and 28 seconds, and the total video duration is 2 hours, 10 minutes, and 48 seconds, calculate the time spent by Chang'e 3 to travel within the descent phase in seconds.

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