9. (5 points) Xiaohong brought 5 RMB notes of 50 yuan, 20 yuan, and 10 yuan denominations, 6 notes of 20 yuan, and 7 notes of 10 yuan. She bought a commodity worth 230 yuan. Therefore, there are $\qquad$ ways to pay.
【Analysis】To make up 230 using 50, 20, and 10, list all possible ways using the enumeration method.
【Solution】Solution: According to the denomination from largest to smallest, enumerate all possible combinations as shown in the table below:
\begin{tabular}{|c|c|c|}
\hline Denomination & \multicolumn{2}{|c|}{ Number of Notes } \\
\hline 50 yuan & 4 & 43333222221 \\
\hline 20 yuan & 1 & 0432165436 \\
\hline
\end{tabular}
\begin{tabular}{l|l|l|l|l|l|}
10 yuan & 3024613576
\end{tabular}

There are 11 combinations in total.
Therefore, the answer to this problem is: 11.