Two cars drive oppositely from two places at the same time, car A travels 75 kilometers per hour, and car B travels 80 kilometers per hour, and the two cars meet each other in 3.2 hours. How many miles is the road between the two places?
两辆汽车同时从两地相对开出，甲车每小时行75千米，乙车每小时行80千米，3.2小时两车相遇．两地间的公路长多少千米？
<gadget id="calculator">75 + 80</gadget>
<output>155</output>

<gadget id="calculator">155 * 3.2</gadget>
<output>496</output>

<result>496</result>