Hualong tour group of 28 people (including 10 female tourists) went to Guanmen Mountain for a two-day tour. Men and women lived separately for the night. It is known that the hotel has two types of rooms: 120 yuan per room for 2 people; 160 yuan per room for 3 people. How much is the minimum cost for a one-night stay for everyone in the tour group?
华龙旅行团28人(其中女游客10人)去关门山两日游，当晚住宿时男女分住．已知宾馆有两种房间：2人间，每间120元；3人间，每间160元．求旅行团所有人住一晚最少花多少钱？
<gadget id="calculator">120 * 6</gadget>
<output>720</output>

<gadget id="calculator">120 * 2</gadget>
<output>240</output>

<gadget id="calculator">160 * 2</gadget>
<output>320</output>

<gadget id="calculator">720 + 240 + 320</gadget>
<output>1_280</output>

<result>1_280</result>