The number of ways in which the letters of the word ARRANGE can be permuted such that the R's occur together is

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Solution

Q.
The number of ways in which the letters of the word ARRANGE can be permuted such that the R's occur together is

1 $\frac{7!}{2! 2!}$

2 $\frac{7!}{2!}$

3 $\frac{6!}{2!}$

4 $5! \times 2!$

Ans.
(3)

Required number of ways = $\frac{6!}{2!}$

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