During mine blasting, in order to ensure safety, after lighting the fuse, move to a safe area 300m away before blasting. The burning speed of the lead-in wire is 0.8 m/s, and the speed of people leaving is 5 m/s, how many meters is the minimum required for the fuse.
矿山爆破时，为确保安全，点燃引火线后，要在爆破前转移到300m以外的安全地区．引入线燃烧速度为0.8米/秒，人离开的速度是5米/秒，导火线至少需要多少米．
<gadget id="calculator">300 / 5</gadget>
<output>60</output>

<gadget id="calculator">60 * 0.8</gadget>
<output>48</output>

<result>48</result>