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1 .


In how many different ways can the letters of the word PRACTICE be arranged?

[ A ]    26100
[ B ]    20160 right
[ C ]    21060
[ D ]    20106
[ E ]    None of these
Answer : Option B
Explanation :
Here the number of letters in the word is 8 and C occurs twice.

Number of ways = $8!\over 2!$ = 20160
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