sporting goods store has bought a batch of commodities, including 60 basketballs, 25 soccer balls, and 40 volleyballs. After a 40% price increase, the retail price of these commodities is: 60 yuan for each basketball, 80 soccer balls, The volleyball is 40 yuan/piece. After half a year, the goods will be counted: basketballs (2/5), footballs (3/5), and volleyballs (3/8). The products below are sold at a discount of 40%. After one month, all the products will be sold. Please extract the useful conditions from the above information, make up a problem involving only addition and multiplication and answer it.
某体育用品店进了一批商品，这批商品中有篮球60个，足球25个，排球40个，这批商品按40%加价后，零售价是：篮球60元/个，足球80个，排球40元/个，半年后清点这批商品：篮球卖出(2/5)，足球卖出(3/5)，排球卖出(3/8)，为了尽快回收资金，店主把这批剩下的商品按6折出售，一个月后这批商品全部卖出，请从上面信息中提取有用条件，编一道只含有加法和乘法的应用题并解答．
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">60 * (2/5)</gadget>
<output>24</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">25 * (3/5)</gadget>
<output>15</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">40 * (3/8)</gadget>
<output>15</output>

<gadget id="calculator">24 + 15 + 15</gadget>
<output>54</output>

<result>54</result>