Two cars, A and B, leave opposite each other from AB at the same time. After 8 hours, car A meets car B at a place 24 kilometers beyond the midpoint. Car A travels 55 kilometers per hour. How many kilometers does car B travel per hour?
甲乙两车同时从AB两地相对开出，8小时后甲车在超过中点24千米的地方与乙车相遇，甲车每小时行55千米，乙车每小时行多少千米？
<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">24 * (1/4)</gadget>
<output>6</output>

<gadget id="calculator">55 - 6</gadget>
<output>49</output>

<result>49</result>