A road was repaired in 18 days as planned (1/3). If the work efficiency increased (1/5) after 6 days of work, how many days can the road be repaired in total?
一条路按计划18天修完它的(1/3)，如果工作6天后，工作效率提高了(1/5)，那么一共几天可以修完这条路？
<gadget id="calculator">1 / 54</gadget>
<output>1/54 = around 0.018519</output>

<gadget id="calculator">(1/54) * 6</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/54) * (1/5) * 6</gadget>
<output>1/45 = around 0.022222</output>

<gadget id="calculator">1 - (1/9)</gadget>
<output>8/9 = around 0.888889</output>

<gadget id="calculator">(1/9) + (1/45) + (8/9)</gadget>
<output>46/45 = around 1.022222</output>

<gadget id="calculator">(1/54) * (1/5)</gadget>
<output>1/270 = around 0.003704</output>

<gadget id="calculator">(1/54) + (1/270)</gadget>
<output>1/45 = around 0.022222</output>

<gadget id="calculator">(46/45) / (1/45)</gadget>
<output>46</output>

<result>46</result>