1.5: Book arrangements and sports team selection
(a)(i)[1]
Eight books are to be arranged on a shelf. There are 4 mathematics books, 3 geography books and 1 French book. Find the number of different arrangements of the books if there are no restrictions.
(a)(ii)[3]
Eight books are to be arranged on a shelf. There are 4 mathematics books, 3 geography books and 1 French book. Find the number of different arrangements if the mathematics books have to be kept together.
(a)(iii)[3]
Eight books are to be arranged on a shelf. There are 4 mathematics books, 3 geography books and 1 French book. Find the number of different arrangements if the mathematics books have to be kept together and the geography books have to be kept together.
(b)(i)[1]
A team of 6 players is to be chosen from 8 men and 4 women. Find the number of different ways this can be done if there are no restrictions.
(b)(ii)[2]
A team of 6 players is to be chosen from 8 men and 4 women. Find the number of different ways this can be done if there is at least one woman in the team.
