A pile of coal is 3.6 tons, and it is planned to burn for 10 days. After the stove is improved, it saves 0.06 tons per day compared to the original plan. How many days can this pile of coal be burned now?
一堆煤3.6吨，计划可以烧10天，改进炉灶后，每天比原计划节约0.06吨，这堆煤现在可以烧多少天？
<gadget id="calculator">3.6 / 10</gadget>
<output>0.36</output>

<gadget id="calculator">0.36 - 0.06</gadget>
<output>0.3</output>

<gadget id="calculator">3.6 / 0.3</gadget>
<output>12</output>

<result>12</result>