
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
In a recent math test, $15\%$ of students scored $60$ points, $20\%$ scored $75$ points, $25\%$ scored $85$ points, $25\%$ scored $90$ points, and the remaining students scored $100$ points. Calculate the difference between the mean and the median score of the test.
**A)** 1.5
**B)** 2
**C)** 2.25
**D)** 3
**E)** 4.5

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