
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 average monthly salary of the 5 employees is 3500, and the variance is 45. Given the increase of 100 yuan to each employee's monthly salary, calculate the average and variance of the employees' salaries next month.

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