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The number of arrangements of the letter...

The number of arrangements of the letters of the word BANANA in which the two N's do not appear adjacently is a. `40` b. `60` c. `80` d. `100`

A

40

B

60

C

80

D

100

Text Solution

Verified by Experts

The correct Answer is:
A
We have,
Required number of arrangements.
=Total number of number of the letters of the word BANANA
- Number of arrangements in which two N's come together
`=(6!)/(3!2!),(5!)/(3!)-60-20-40`.
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