It takes 15 days to build a road, what fraction of the road is repaired every day on average?
一条公路需要15天修完，平均每天修这条公路的几分之几？
<gadget id="calculator">1 / 15</gadget>
<output>1/15 = around 0.066667</output>

<result>1/15 = around 0.066667</result>