Workers repair a road, if they repair 12 meters a day, it will be completed in 10 days. Now repairing 15 meters a day, how many days can it be completed now? (Write out the quantitative relationship first, then list the comprehensive formula, do not calculate)
工人修一条路，如果每天修12米，10天修完．现在每天修15米，现在几天可以修完？(先写出数量关系式，再列综合式，不计算)
<gadget id="calculator">10 / 15</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">12 * (2/3)</gadget>
<output>8</output>

<result>8</result>