
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
At an elementary school, the students in third grade, fourth grade, and fifth grade run an average of 18, 20, and 15 minutes per day, respectively. Additionally, these students read for 20, 25, and 30 minutes, respectively. There are three times as many third graders as fourth graders, and the same number of fourth graders as fifth graders. Find the average number of minutes spent on activities per day by these students.

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