
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
Ray's car averages 50 miles per gallon of gasoline, Tom's car averages 25 miles per gallon of gasoline, and Jerry's car averages 10 miles per gallon of gasoline. Ray, Tom, and Jerry each drive 100 miles. What is the cars' combined rate of miles per gallon of gasoline?
**A)** 15
**B)** 17
**C)** 18
**D)** 19
**E)** 20

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