A plane departs from the airport to a certain place to perform a mission. It was originally planned to fly 8 kilometers per minute. In order to gain time, the flight speed is now increased to 12 kilometers per minute, and the result is 40 minutes earlier than the original plan. QHow far is the airport from the destination?
一架飞机从机场出发到某地执行任务，原计划每分钟飞行8千米．为了争取时间，现将飞行速度提高到每分钟12千米，结果比原计划早到了40分钟．问机场与目的地相距多远？
<gadget id="calculator">40 * 8</gadget>
<output>320</output>

<gadget id="calculator">12 - 8</gadget>
<output>4</output>

<gadget id="calculator">320 / 4</gadget>
<output>80</output>

<gadget id="calculator">80 * 12</gadget>
<output>960</output>

<result>960</result>