The cafeteria brought in 2.4 tons of coal and planned to burn it in 50 days. Thanks to the improvement of the stove, 8 kg of coal can be saved every day. How many days can this batch of coal be burned?
食堂运来2.4吨煤，计划50天烧完，由于改进了炉灶，每天节省煤8千克，这批煤可以烧多少天？
<gadget id="calculator">1_000 / 50</gadget>
<output>20</output>

<gadget id="calculator">2.4 * 20</gadget>
<output>48</output>

<gadget id="calculator">48 - 8</gadget>
<output>40</output>

<gadget id="calculator">1_000 / 40</gadget>
<output>25</output>

<gadget id="calculator">2.4 * 25</gadget>
<output>60</output>

<result>60</result>