A car travels 45 kilometers per hour. This car departs from A at 7:00 and arrives at B at 12:00. How many kilometers are there in total from A to B?
一辆汽车每小时走45千米，这辆汽车7：00从甲地出发，12：00到达乙地，甲地到乙地共有多少千米？
<gadget id="calculator">12 - 7</gadget>
<output>5</output>

<gadget id="calculator">45 * 5</gadget>
<output>225</output>

<result>225</result>