
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 a middle school, the students in sixth, seventh, and eighth grade run an average of $20$, $18$, and $12$ minutes per day, respectively. There are three times as many sixth graders as seventh graders, and the number of eighth graders is half the number of seventh graders. On one particular day, the seventh graders do not run due to a school event. What is the average number of minutes run per day by these students on that day?
A) 14
B) 13.5
C) $\frac{44}{3}$
D) 15

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