When the Chang'e-3 satellite first entered orbit, its flying speed was about 7 kilometers per second. At this speed, how many kilometers can it fly in 2 minutes?
嫦娥三号卫星刚入轨道时，飞行速度大约7千米/秒，照这样的速度飞行，2分钟能飞行多少千米．
<gadget id="calculator">2 * 60</gadget>
<output>120</output>

<gadget id="calculator">7 * 120</gadget>
<output>840</output>

<result>840</result>