The mail truck and the truck are driving from City A to City B at the same time. The mail truck travels 46 kilometers per hour, and the truck travels 32 kilometers per hour. When the mail truck arrives at City B, it stops for 30 minutes for loading and unloading mail and then returns to City A immediately. I met a truck on the way, and it took 5 hours and 30 minutes for the two cars to meet each other. How many kilometers away were the two cars from City B when they met?
邮车和货车同时由甲城开往乙城，邮车每小时行46千米，货车每小时行32千米，邮车到达乙城时，因装卸邮件停留了30分钟后立即返回甲城，在途中与货车相遇，两车从出发到相遇经过5小时30分，求两车相遇时离乙城有多少千米？
<gadget id="calculator">46 * 5</gadget>
<output>230</output>

<gadget id="calculator">32 * 5.5</gadget>
<output>176</output>

<gadget id="calculator">230 + 176</gadget>
<output>406</output>

<gadget id="calculator">406 / 2</gadget>
<output>203</output>

<gadget id="calculator">203 - 176</gadget>
<output>27</output>

<result>27</result>