
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
Gavrila got on the train with a fully charged smartphone, and by the end of the trip, his smartphone was fully discharged. He spent half of the total time playing Tetris and the other half watching cartoons. It is known that the smartphone completely discharges in 3 hours of video playback or 5 hours of playing Tetris. What distance did Gavrila travel if the train moved at an average speed of 80 km/h for half the way and at an average speed of 60 km/h for the other half? Give the answer in kilometers, rounded to the nearest whole number if necessary.

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