Two cars, A and B, leave from A and B respectively at the same time. Car A travels an average of 60 kilometers per hour, and car B travels an average of 55 kilometers per hour. After 3 hours, the two cars have traveled 80% of the whole journey. ． How many kilometers are there between A and B?
甲、乙两辆汽车分别同时从A、B两地相对开出，甲车平均每小时行60千米，乙车平均每小时行55千米，经过3小时两车共行了全程的80%．A、B两地相距多少千米？
<gadget id="calculator">55 * 3</gadget>
<output>165</output>

<gadget id="calculator">60 * 3</gadget>
<output>180</output>

<gadget id="calculator">165 + 180</gadget>
<output>345</output>

<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">345 / (4/5)</gadget>
<output>1_725/4 = around 431.25</output>

<result>1_725/4 = around 431.25</result>