A road construction team paves a road, and plans to pave 1.6 kilometers per day, which will be completed in 30 days. The actual pavement is 2.4 kilometers per day, how many days can it be completed? (Solve with ratio)
一个筑路队铺一条公路，计划每天铺1.6千米，30天铺完．实际每天铺2.4千米，实际可以几天完成？(用比例解)
<gadget id="calculator">1.6 * 30</gadget>
<output>48</output>

<gadget id="calculator">48 / 2.4</gadget>
<output>20</output>

<result>20</result>