We have in total 432 students.
8.
We know that 23% of the students want to be a teacher, this means that:
![432\cdot0.23=99](https://img.qammunity.org/2023/formulas/mathematics/high-school/zu8xnrr7siivv46roa7qs5cgpzb7wryb3v.png)
99 students want to be a teacher.
9.
We know that 13% of the students want to be doctor or nurses, this means that 26% of them want to be one of those, then:
![432\cdot0.26=112](https://img.qammunity.org/2023/formulas/mathematics/high-school/5kvvfm2zfxos9rb6xluk6u4141jym0hohp.png)
112 students want to be doctor or nurses.
10.
Since 9% of the students want to be lawyers, this means that 91% of them did not want to be lawyers, then:
![432\cdot0.91=393](https://img.qammunity.org/2023/formulas/mathematics/high-school/6g6spanxhurwrar6bqjdmphdsy7a35t06l.png)
393 students does not want to be lawyers.