An engineering team contracted the installation task of a tap water pipeline. The original plan was to install 0.48 kilometers per day, and the installation was completed in 15 days. The actual installation is 0.6 kilometers per day, how many days is it actually installed?
某工程队承包一条自来水管道的安装任务，原计划每天安装0.48千米，15天安装完．实际每天安装0.6千米，实际多少天安装完？
<gadget id="calculator">15 / 0.6</gadget>
<output>25</output>

<gadget id="calculator">0.48 * 25</gadget>
<output>12</output>

<result>12</result>