
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
The students take a bus to the Martyrs' Cemetery for the Qingming Festival. If the bus increases its speed by one-fifth after driving for 1 hour, they can arrive 20 minutes earlier than the scheduled time; if the bus first travels 72 kilometers at the original speed and then increases its speed by one-third, they can arrive 30 minutes earlier than the scheduled time. How many kilometers are there from the school to the Martyrs' Cemetery?

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