[" Find,the number of ways of selecting "5" books from "9" different mathematics "],[" books such that a particular back is not included."]

Find the number of ways of selecting 5 books from 9 different mathematics books such that a particular book is not included.

Find the number of ways of selecting 5 objects from 9 dissimilar objects such that a particular object is included

Find the number of ways of selecting 5 objects from 9 dissimilar objects such that (i) a particular object is included (ii) a particular object is not included.

The number of ways of selecting 8 books from a library which has 9 books each of Mathematics, Physics, Chemistry and English is:

The number of ways of selecting 8 books from a library which has 9books each of Mathematics,Physics,Chemistry and English is:

In how many ways can one choose 5 books from 10 different books?

Find the number of ways of arranging 5 different mathematics books, 4 different Physics books and 3 different chemistry books such that the books of the same subject are together.