A tractor plows a piece of land of 3 hectares, and it plows (1/8) of the land in 2 hours, how much of the land is plowed per hour on average.
拖拉机耕地一块3公顷的地，2小时耕了这块地的(1/8)，平均每小时耕了这块地的多少．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/8) / 2</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>