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Question

Match the statements/ Expressions in Column I with Column II :

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Solution

ENDEANOEL
ENDEA:
Number of ways =5
Total number of permutation =5! Ways
A1
E fixed in first and last places
Therefore number of ways
=7!2!=2!×5!B4
D,L,N are not in last 5 positions
Therefore number of permutations
=4!2!×5!3!=2×5!
In which they occur
=9×5!=2×5!=7×5!
C3
The number of permutations in which the letter A,E,O occur in odd positions only.
Total numbers of odd positions =5
Permutation of AEEEO are 5!3!
Total numbers of even positions =4
Permutation =4!2!
Total permutations4!2!×5!3!=2×5!
D2

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