Cars A and B start from two places 600 kilometers apart at the same time. Car A travels 5 kilometers more than car B per hour. They meet each other after 5 hours. How many kilometers does car B travel per hour?
甲、乙两车分别从相距600千米的两地同时相对出发，甲车每小时比乙车多行5千米，5小时后相遇，乙车每小时行多少千米？
<gadget id="calculator">600 / 5</gadget>
<output>120</output>

<gadget id="calculator">120 - 5</gadget>
<output>115</output>

<gadget id="calculator">115 / 2</gadget>
<output>115/2 = around 57.5</output>

<result>115/2 = around 57.5</result>