Students from Hongqi Primary School donated money to the Wenchuan earthquake-stricken area. Class Three donated 575 yuan, and Class Four donated twice as much as Class Three. There are 50 students in Class 4 and 1, how much is the average donation per person?
红旗小学的同学们为汶川地震灾区捐款．三1班捐575元，四1班捐款数是三1班的2倍．四1班有学生50人，平均每人捐多少元？
<gadget id="calculator">2 / 50</gadget>
<output>1/25 = around 0.04</output>

<gadget id="calculator">575 * (1/25)</gadget>
<output>23</output>

<result>23</result>