In a competition, there are 22 boys who won prizes, which is 4 more than 2/5 of the total number of prizes. How many prizes are there in total?
在一次竞赛中，获奖的男生有22人，比获奖总数的2/5多4人，一共获奖多少人？
<gadget id="calculator">22 - 4</gadget>
<output>18</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">18 / (2/5)</gadget>
<output>45</output>

<result>45</result>