2. (3 points) Xiaoming brought some money to buy pens. When he arrived at the store, he found that the price of the pens had decreased by $12.5\%$. If the money he brought could now buy 13 more pens than before, then the money he brought could buy $\qquad$ pens before the price drop.
【Solution】Solution: The current price is of the original price: $1-12.5 \%=\frac{7}{8}$,
$$
\begin{array}{l}
13 \div(8-7) \times 7 \\
=13 \times 7 \\
=91 \text { (pens) }
\end{array}
$$

Answer: Before the price reduction, the money could buy 91 pens.
Therefore, the answer is: 91.