On a map with a scale of 1:3,000,000, the distance between A and B is 5cm. A car drives from A to B at 11 am at 75 kilometers per hour. When will it arrive in the afternoon?
在一副比例尺为1：3000000的地图上，量得甲乙两地的图上距离为5cm，一辆汽车上午11点从甲地开往乙地，每小时行驶75千米，下午几时可以到达？
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