
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
Two boys A and B start at the same time to ride from Port Jervis to Poughkeepsie, 60 miles away. Boy A travels 4 miles an hour slower than boy B. Boy B reaches Poughkeepsie and at once turns back meeting A 12 miles from Poughkeepsie. Calculate the rate of boy A.

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