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Question
For the arrangements of the letters of the word ‘RATNA’, how many word would start with the letter R?
For the arrangements of the letters of the word ‘RATNA’, how many word would start with the letter R?
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Solution
The correct option is B 12
We need to count words starting with R. These words would be represented by R _ _ _ _ .
The letters A,T,N,A can be arranged in 4!/2! Ways in the 4 places. ie. 12 ways.
We need to count words starting with R. These words would be represented by R _ _ _ _ .
The letters A,T,N,A can be arranged in 4!/2! Ways in the 4 places. ie. 12 ways.
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