The distance between A and B is 595 kilometers. Cars A and B set off from places A and B at the same time. Car A travels an average of 90 kilometers per hour, and car B travels an average of 80 kilometers per hour. Car meet?
A、B两地相距595千米，甲、乙两车分别从A、B两地同时相对出发，甲车平均每小时行驶90千米，乙车平均每小时行驶80千米，几小时后两车相遇？
<gadget id="calculator">90 + 80</gadget>
<output>170</output>

<gadget id="calculator">595 / 170</gadget>
<output>7/2 = around 3.5</output>

<result>7/2 = around 3.5</result>