Stores A and B sell the same number of items. Store A's products are all sold out, and store B's products are sold out by 60%. If the two stores are combined, what is the number of sold products in the total number of products?
甲、乙两个商店售出的商品个数相同．甲店的商品全部售完，乙店的商品卖掉60%，两个商店合起来算，卖掉的商品个数占商品总数的多少．
<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) + (3/5)</gadget>
<output>6/5 = around 1.2</output>

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

<gadget id="calculator">(6/5) / (8/5)</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>