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  • The number of arrangements of the letters of the word BANANA in which two N's do not appear adjacently isOption: 1 40<div class='qn

The number of arrangements of the letters of the word BANANA in which two N's do not appear adjacently is

Option: 1

40


Option: 2

60


Option: 3

80


Option: 4

100


Answers (1)

best_answer

 Required number of ways

= Total number of ways - Number of ways when two N's are together

=\frac{6 !}{3 ! 2 !}-\frac{5 !}{3 !}=40

Posted by

Divya Prakash Singh

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