The road repair team plans to repair 20km of road, and 60% of the road has been repaired. How many kilometers has been repaired?
修路队计划修路20km，已经修了60%，已经修了多少km？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">20 * (3/5)</gadget>
<output>12</output>

<result>12</result>