The road construction team repaired a 4 km long rural road in 20 days. How much of this country road is built on average every day?
修路队20天修了一条长4千米的乡村公路．平均每天修了这条乡村公路的几分之几？
<gadget id="calculator">1 / 20</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>