There are 10 basketball players in the school who spent 2400 yuan to buy 10 pairs of sports shoes with a 20% discount. What is the original unit price of this kind of sports shoes?
学校有10名篮球运动员花了2400元去买了打八折的10双运动鞋．这种运动鞋原单价是多少元一双．
<gadget id="calculator">80 / 100</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2_400 / (4/5) / 10</gadget>
<output>300</output>

<result>300</result>