The school plans to buy 15 volleyballs, each at 24.8 yuan. Now take 74.4 yuan out of the volleyball money to buy a skipping rope. How many volleyballs can the remaining money buy?
学校计划买15个排球，每个24.8元，现在先从买排球的钱中拿出74.4元买跳绳，剩下的钱够买几个排球？
<gadget id="calculator">15 * 24.8</gadget>
<output>372</output>

<gadget id="calculator">372 - 74.4</gadget>
<output>297.6</output>

<gadget id="calculator">297.6 / 24.8</gadget>
<output>12</output>

<result>12</result>