Question

Rita has 11 books on her shelf. There are 8 fiction books and 3 non-fiction books....

Rita has

11

books on her shelf. There are

8

fiction books and

3

non-fiction books. She is going to pick

5

books to read.

(a)In how many ways can Rita pick

5

books if the number of non-fiction books must be less than

2

?
(b)In how many ways can Rita pick

5

books if the number of non-fiction books must be greater than or equal to

2

?
Math   Statistics-And-Probability   
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