A swift flies 378 kilometers in 3.5 hours, and a carrier pigeon flies about 45 kilometers per hour. How many times is the speed of a swift as a carrier pigeon?
一只雨燕3.5小时飞行378千米，一只信鸽每小时大约飞行45千米，雨燕的速度大约是信鸽的几倍？
<gadget id="calculator">378 / 3.5 / 45</gadget>
<output>2.4</output>

<result>2.4</result>