A road construction team repaired a 7.2-kilometer-long road, and 4.32 kilometers were repaired in the first 6 days. According to this calculation, how many days will it take to finish the rest?
某修路队修一条长7.2千米的公路，前6天修了4.32千米．照这样计算，剩下的还要几天修完？
<gadget id="calculator">7.2 - 4.32</gadget>
<output>2.88</output>

<gadget id="calculator">4.32 / 6</gadget>
<output>0.72</output>

<gadget id="calculator">2.88 / 0.72</gadget>
<output>4</output>

<result>4</result>