The school's bulletin board is rectangular, its length is 2 meters, and its width is 1 meter. If you want to inlay an aluminum alloy frame around the bulletin board, the aluminum alloy is 35 yuan per meter, how much will it cost in total?
学校的宣传栏是长方形的，它的长是2米，宽是1米．如果要在宣传栏的四周镶上铝合金边框，铝合金每米35元，一共要花多少元？
<gadget id="calculator">2 + 1</gadget>
<output>3</output>

<gadget id="calculator">3 * 2 * 35</gadget>
<output>210</output>

<result>210</result>