
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 duty mechanic descended on a downward-moving metro escalator. His entire journey from the upper platform to the lower one lasted $24 \mathrm{s}$. Then he ascended and descended again at the same pace, but this time on a stationary escalator. It is known that the descent took $42 \mathrm{s}$. How many seconds would it take for a person to descend on the downward-moving escalator while standing on a step?

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