38. In a class meeting, the number of people who asked for leave was $\frac{1}{9}$ of those who attended. Later, one more person asked for leave and left, making the number of people who asked for leave $\frac{3}{22}$ of those who attended. The class has $\qquad$ people.

将上面的文本翻译成英文，请保留源文本的换行和格式，直接输出翻译结果。
answer: 50