The cafeteria bought 8 tons of coal and burned it in 11 days. How many tons of coal are burned per day on average? (expressed in fractions)
食堂买来8吨煤，11天烧完，平均每天烧煤多少吨．(用分数表示)
<gadget id="calculator">8 / 11</gadget>
<output>8/11 = around 0.727273</output>

<result>8/11 = around 0.727273</result>