
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
Mr. Pipkins said, "I was walking along the road at a speed of $3 \frac{1}{2}$ km/h when suddenly a car sped past me, almost knocking me off my feet."

"What was its speed?" his friend asked.

"I can tell you now. From the moment it sped past me until it disappeared around the bend, I took 27 steps. Then I continued walking without stopping and covered another 135 steps until I reached the bend."

"We can easily determine the speed of the car if we assume that both your speeds were constant," his friend replied.

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