Two cars A and B drive from Datong to Beijing at the same time. After 2.5 hours, car A travels 37.5 kilometers longer than car B. It is known that car B travels 50 kilometers per hour. How many kilometers does car A travel per hour? (column equation solution)
甲乙两辆汽车同时从大同开往北京，2.5小时后，甲车比乙车多行37.5千米，已知乙车每小时行50千米，甲车每小时行多少千米？(列方程解答)
<gadget id="calculator">50 * 2.5</gadget>
<output>125</output>

<gadget id="calculator">125 + 37.5</gadget>
<output>162.5</output>

<gadget id="calculator">162.5 / 2.5</gadget>
<output>65</output>

<result>65</result>