15
Find the number of ways of selecting 3 books from 8 different mathematics books that a particular book is not included.
- A33
- B39
- C38
- D35
Answer not set
Discussion 1
Log in or create a free account to reply and vote.
0
CCommunity
To select 3 books from 8 books where a particular book is not to be included
⇒ To select 3 books from 7 books
⇒ 7C3 = 35
Hence Option (4)
⇒ To select 3 books from 7 books
⇒ 7C3 = 35
Hence Option (4)