The length of the railway between A and B is 2775 km. A train of passenger cars and a train of freight trains depart from the two places at the same time and run opposite each other. After meeting for 15 hours, the passenger trains travel 95 km per hour. How many kilometers per hour does the freight train travel? ?
甲、乙两地间的铁路长2775千米，一列客车和一列货车分别从两地同时开出，相对而行，经过15小时相遇，客车每小时行驶95千米，货车每小时行驶多少千米？
<gadget id="calculator">2_775 / 15</gadget>
<output>185</output>

<gadget id="calculator">185 - 95</gadget>
<output>90</output>

<result>90</result>