For the "National Fitness" long-distance race, set up service stations from the starting point, and then set up one every 600 meters. When Liu Qiang ran to the sixth service station, how many kilometers did he run?
"全民健身"长跑比赛，从起点开始设服务站，然后每隔600米设一个．当刘强跑到第6个服务站时，他跑了多少千米？
<gadget id="calculator">6 - 1</gadget>
<output>5</output>

<gadget id="calculator">5 / 1_000</gadget>
<output>1/200 = around 0.005</output>

<gadget id="calculator">600 * (1/200)</gadget>
<output>3</output>

<result>3</result>