
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]


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In a class, $50$ students participated in a physical fitness test. The test scores $c$ are approximately normally distributed with $N\sim (90$,$\sigma ^{2})$. If $P\left(90\leqslant c\leqslant 95\right)=0.3$, estimate the number of students in the class whose physical fitness test scores are below $85$.

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