The photo studio has a big discount for taking photos. It costs 18 yuan to take a set of photos (two photos are given away), and each additional photo is 1.8 yuan. There are 32 students in the second class of five years to take graduation photos. If each person gets one, the average daily needs How much do you pay?
照相馆照相大优惠，照一套照片收费18元(赠送两张照片)，另外加洗每张1.8元，五年二班有32人照毕业照，如果每人各得一张，平均每天需要交多少元？
<gadget id="calculator">32 - 2</gadget>
<output>30</output>

<gadget id="calculator">1.8 * 30</gadget>
<output>54</output>

<gadget id="calculator">54 + 18</gadget>
<output>72</output>

<gadget id="calculator">72 / 32</gadget>
<output>9/4 = around 2.25</output>

<result>9/4 = around 2.25</result>