The distance between A and B is 210 km. Two cars depart from places A and B at the same time, and meet each other 1.5 hours later. It is known that one car travels 65 kilometers per hour, how many meters per hour does the other travel?
甲、乙两地相距210千米．两辆汽车分别从甲、乙两地同时相对开出，1.5小时后两车相遇．已知一辆汽车每小时行65千米，另一辆每小时行多少米？
<gadget id="calculator">210 / 1.5</gadget>
<output>140</output>

<gadget id="calculator">140 - 65</gadget>
<output>75</output>

<result>75</result>