Fundamental Principles of counting Flashcards
(6 cards)
identify if the given if permutation or combination
arranging colors from lightest to darkest
permutation
selecting 5 representatives for student council election
combination
selecting the top 3 winners in a quiz bee
permutation
how many different ways can one fountain pen, one ball pen, and one pencil be chosen from a shop that has 10 fountain pens, 12 ball pens, and 5 pencils?
10 x 12 x 5 = 600
a committee of 6 persons is to be constituted from a group of 5 men and 4 women. how many of these would consist of 4 men and 2 women?
5C4 x 4C2 = 30
among the 32 teachers in the faculty, one principal, one vice-principal, and the teacher-in charge are to be appointed. how many ways can this be done?
32P3 = 32 x 31 x 30 = 29 760