A stationery store buys 200 of the same exercise books, and the selling price is 60% higher than the purchase price. In this way, the full cost can be recovered as many copies are sold (the cost refers to the money spent by the store on purchasing these exercise books). ).
某文具店购进200本同样的练习本，售出的价格比进价高60%，照这样，卖出多少本就可以收回全部成本(成本是指商店购进这批练习本所花的钱)．
<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">200 / (8/5)</gadget>
<output>125</output>

<result>125</result>