A factory buys a pile of coal and plans to burn 2 tons per day for 15 days. After the technical transformation of the stove, it actually burned for 20 days, how many tons of medium was actually burned every day?
某工厂购进一堆煤，计划每天烧2吨，可以烧15天．对炉灶进行技术改造后，实际烧了20天，实际每天烧媒多少吨？
<gadget id="calculator">15 / 20</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2 * (3/4)</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>