The school has built a circular flower bed with a circumference of 25.12 meters. Now the school has decided to pave a circular path with a width of 2 meters around the flower bed. If it costs RMB 35 per square meter, how much does it cost to pave this circular path?
学校修了一个圆形花坛，它的周长是25.12米，现在学校决定围花坛一周铺一条宽2米的环形小路，如果每平方米需要人民币35元，那么铺这条环形小路需要多少元钱？
<gadget id="calculator">25.12 / 3.14 / 2</gadget>
<output>4</output>

<gadget id="calculator">4 + 2</gadget>
<output>6</output>

<gadget id="calculator">6 ** 2</gadget>
<output>36</output>

<gadget id="calculator">4 ** 2</gadget>
<output>16</output>

<gadget id="calculator">36 - 16</gadget>
<output>20</output>

<gadget id="calculator">3.14 * 20</gadget>
<output>62.8</output>

<gadget id="calculator">62.8 * 35</gadget>
<output>2_198</output>

<result>2_198</result>