Grandma Wang bought 100 eggs at a price of 0.5 yuan each, and sold them after a price increase of 60%. After selling 80 eggs, the remaining eggs were sold at a price of 0.6 yuan each. How many cents to sell?
王奶奶以每个0.5元的价格进购了100个鸡蛋，加价60%后出售，卖出80个后，剩下的按每个0.6元的价格出售，剩下的鸡蛋相当于按原价的百分之几出售？
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">0.5 * (8/5)</gadget>
<output>0.8</output>

<gadget id="calculator">0.6 / 0.8</gadget>
<output>0.75</output>

<result>0.75</result>