
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 passenger train is 200 meters long and a freight train is 280 meters long. They are traveling towards each other on parallel tracks. It takes 18 seconds from the moment they meet until the tails of the trains pass each other. If the speed ratio of the passenger train to the freight train is 5:3, then the freight train travels ______ kilometers per hour.

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