A number of people come to the film company for interviews, and each person has two chances for interviews. The number of people who failed the first interview was 4 times more than the number of people who passed the interview, the number of people who failed the second interview increased by 5, and the number of people who passed the interview was 1/6 of the number of people who failed. So, how many people participated in the interview?
有若干人到电影公司面试，每人有两次面试机会．第一次面试未通过人数是通过人数的3倍多4人，第二次面试未通过人数增加5人，通过人数是未通过人数的(1/6)．那么，共有多少人参加面试？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">4 * (1/6)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">5 * (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">5 + (2/3) + (5/6)</gadget>
<output>13/2 = around 6.5</output>

<gadget id="calculator">3 * (1/6)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(13/2) / (1/2)</gadget>
<output>13</output>

<gadget id="calculator">3 * 13</gadget>
<output>39</output>

<gadget id="calculator">13 + 39 + 4</gadget>
<output>56</output>

<result>56</result>