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Question

How many 6-letter words with distinct letters in each can be formed using the letters of the word EDUCATION? How many of these begin with I

A
9P6 8P5
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B
9P6 9P5
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C
8P6 8P5
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D
8P6 8P4
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Solution

The correct option is B 9P6 8P5
The word EDUCATION is formed using the 9 distinct letters E,D,U,C,A,T,I,O,N
So, number of 6 letter words with distinct letters that be formed using these 9 letters is 9P6
And when the first letter is I, then the remaining 5 letters can be formed using the remaining 8 letters in 8P5 ways.

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