
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
Two friends in the same boat took a ride along the riverbank and returned along the same route 5 hours after departure. The total journey was 10 km. According to their calculations, for every 2 km against the current, it took them the same amount of time as every 3 km with the current. Find the speed of the current, the time for the trip downstream, and the time for the trip upstream.

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