If 3 tractors in the farm plow a piece of land in 3 hours (1/2), according to this calculation, how much does 1 tractor plow this piece of land in 3 hours
农场3台拖拉机3小时耕了一块地的(1/2)，照这样计算，1台拖拉机3小时耕这块地的多少
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) / 3</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>