
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
There is a road between the gymnasium and the school. It takes 30 minutes for a car to travel the round trip. One day, a basketball game ends at 4:00 PM, and students start walking back to school immediately along the road. On their way, they meet a car that left the school at 4:30 PM to pick them up. They get on the car and arrive at school at 4:50 PM. How many times faster is the car's speed compared to the walking speed of the students?

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