A ship sails 45 kilometers per hour, departs from Port A at 8:00 am, and arrives at Port B at 9:00 pm. What is the distance in kilometers between A and B?
一艘轮船每小时航行45千米，上午8：00从甲港开出，晚上9：00到达乙港．甲、乙两港相距多少千米．
<gadget id="calculator">45 * 13</gadget>
<output>585</output>

<result>585</result>