Teacher Wu led 16 students from Dongshan School to make some clip art with cardboard. They shared 64 pieces, each about 1 square meter, and each piece was calculated at 2 yuan and 50 cents. How much should Teacher Wu pay in total?
吴老师带领东山学校16位同学一起用卡纸做一些剪贴画，共用了64张，每张大约1平方米，每张按2元5角计算，吴老师总共应付多少钱？
<gadget id="calculator">5 / 10</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 + (1/2)</gadget>
<output>5/2 = around 2.5</output>

<gadget id="calculator">(5/2) * 64</gadget>
<output>160</output>

<result>160</result>