A road repair team repaired a road. It repaired the full length (3/10) on the first day, and the full length (9/20) on the second day. The second day was 24 kilometers longer than the first day. This road How many kilometers is the total length?
某修路队修一条公路，第一天修了全长的(3/10)，第二天修了全长的(9/20)，第二天比第一天多修了24千米，这条公路全长多少千米？
<gadget id="calculator">9 / 20</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">(9/20) - (3/10)</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">24 / (3/20)</gadget>
<output>160</output>

<result>160</result>