Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

From among the 36 teachers in a college, one principal, one vice-principal and the teacher-in charge are to be appointed. In how manyways this can be done?




This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
36 teachers are there.

need to appoint:  1 principal (P), 1 vice principal (VP), 1  teacher in charge (T).

principal in 36 ways.  any of teachers.
vice principal in 35 ways from any teacher excepting the principal.
teacher in charge in 34 ways,  any teacher excepting  principal and vice principal.

total number of ways:  36 * 35 * 34    =  ³⁶P₃

1 5 1
click on thanks button aobve please
select best answer pls
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts