
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 ship sails downstream at a speed of 32 km/h and upstream at a speed of 28 km/h. What is the speed of the ship in still water? (The speed of the ship in still water is greater than the speed of the stream.)

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