car drives from place A to place B at 10:00 in the morning, and keeps moving at a constant speed. It is 380 kilometers away from place B at 12:30 noon, and 185 kilometers away from place B at 3:30 pm. How many kilometers are there between A and B?
一辆汽车上午10：00从甲地开往乙地，一直匀速前进，至中午12：30时距离乙地380千米，至下午3：30时距离乙地185千米．甲、乙两地相距多少千米？
<gadget id="calculator">380 - 185</gadget>
<output>195</output>

<gadget id="calculator">195 / 3</gadget>
<output>65</output>

<gadget id="calculator">65 * 5.5</gadget>
<output>357.5</output>

<gadget id="calculator">357.5 + 185</gadget>
<output>542.5</output>

<result>542.5</result>