If a 5-kilometer natural gas pipeline is completed in one week, what is the average length of the natural gas pipeline laid per day in kilometers?
把5千米长的天然气管道在一星期完成，则平均每天铺设的天然气管道长度是多少千米
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<result>5/7 = around 0.714286</result>