Asia Mall sold 240 pairs of leather shoes for Senda Leather Shoes Factory on an agency basis, and the commission fee was 15% of the sales. After all the shoes were sold out, the mall delivered 32,640 yuan to the shoe factory. How much does each pair of shoes cost?
亚细亚商城为森达皮鞋厂代销240双皮鞋，代销费为销售额的15%，全部售完后商城向鞋厂交付了32640元．每双皮鞋售价多少元？
<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">1 - (3/20)</gadget>
<output>17/20 = around 0.85</output>

<gadget id="calculator">32_640 / (17/20)</gadget>
<output>38_400</output>

<gadget id="calculator">38_400 / 240</gadget>
<output>160</output>

<result>160</result>