An engineering team builds a road with a total length of 1,200 meters. At this time, the ratio of the road that has been repaired to the road that has not been repaired is 3:2. How many meters have been repaired?
某工程队修一条公路，全长1200米，这时已修的与未修的比是3：2，已修了多少米？
<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">1_200 / 5</gadget>
<output>240</output>

<gadget id="calculator">240 * 3</gadget>
<output>720</output>

<result>720</result>