The cafeteria brought in 120 tons of coal, and it has been burned for 40 days, 1.2 tons per day, and the rest will be burned in 30 days. How much is burned per day on average?
食堂运来120吨煤，已经烧了40天，每天烧1.2吨，余下的要30天烧完，平均每天烧多少？
<gadget id="calculator">1.2 * 40</gadget>
<output>48</output>

<gadget id="calculator">120 - 48</gadget>
<output>72</output>

<gadget id="calculator">72 / 30</gadget>
<output>12/5 = around 2.4</output>

<result>12/5 = around 2.4</result>