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Question

If the best and the worst paper never appear together, then six examination papers can be arranged in how many ways


Your Answer
A
120
Correct Answer
B
480
Your Answer
C
240
Your Answer
D
None of these

Solution

The correct option is B 480
If the best and the worst appear always together, the number of ways 5!×2. Therefore required number of ways 6!5!×2=480

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