A train departs from A to B at 9 am and arrives at B at 3 pm. The train travels 125 kilometers per hour. How many kilometers are there between A and B?
一列火车上午9时从甲地开往乙地，下午3时到达乙地，火车每小时行驶125千米，甲乙两地相距多少千米？
<gadget id="calculator">15 - 9</gadget>
<output>6</output>

<gadget id="calculator">6 * 125</gadget>
<output>750</output>

<result>750</result>