
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 United States Postal Service has updated its requirements and now charges an extra $\$0.15$ in postage if the length of an envelope, in inches, divided by its height, in inches, is less than $1.4$ or greater than $2.6.$ For how many of these four envelopes must the extra $\$0.15$ in postage be paid? 
\begin{tabular}[t]{ccc}
Envelope & Length in inches & Height in inches\\\hline
A &7 &5\\
B &10 &4\\
C &5 &5\\
D &12 &4
\end{tabular}

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