In 2005, the tariff on imported cars was reduced by 15% compared with the previous year. If you bought a certain brand of imported cars in 2004, you would have to pay 48,000 yuan in tariffs.
2005年进口汽车关税比上一年降低了15%，买某一品牌进口汽车2004年要交关税4.8万元，如果在2005年购买，那么可比上一年节省关税多少万元？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">4.8 * (3/20)</gadget>
<output>0.72</output>

<result>0.72</result>