9709 P6 - Nov 2003 - Q6
2882
(a) A collection of 18 books contains one Harry Potter book. Linda is going to choose 6 of these books to take on holiday.
- In how many ways can she choose 6 books?
- How many of these choices will include the Harry Potter book?
(b) In how many ways can 5 boys and 3 girls stand in a straight line
- if there are no restrictions,
- if the boys stand next to each other?
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