CGPET 2015 Solved Paper

In word BHARAT,
A appears 2 times
B, H, R, T appear 1 time.
If there is no restriction on the letters of the word BHARAT, then total number of different words formed =

6!

2!

Now, take B and H always together, then total number of different words formed =

5!

2!

∴ Total number of different words formed, when B and H are never together.
=

6!

2!

−

5!

2!

=

1

2!

(6!−5!)
=

5!(6−1)

2

=

120×5

2

=300