highway management bureau plans to build a road with a total length of 25.5 kilometers. In the first quarter, it plans to build 2/5 of the total length, and the rest will be completed in the second quarter. How many kilometers are planned to be repaired in the second quarter?
某公路管理局计划修一条全长25.5千米的公路，第一季度计划修全长的(2/5)，余下的第二季度修完，问第二季度计划修多少千米？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">25.5 * (3/5)</gadget>
<output>15.3</output>

<result>15.3</result>