A certain village built a water canal and built 520 meters in 5 days. According to this calculation, the task will be completed in another 8 days. How long is this canal?
某村修一条水渠，5天修了520米，照这样算，再修8天就完成了任务，这条水渠有多长？
<gadget id="calculator">520 / 5</gadget>
<output>104</output>

<gadget id="calculator">5 + 8</gadget>
<output>13</output>

<gadget id="calculator">104 * 13</gadget>
<output>1_352</output>

<result>1_352</result>