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JEE Advanced 2015 Paper 1

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Question : 45

Total: 60

Let n be the number of ways in which 5 boys and 5 girls can stand in a queue in such a way that all the girls stand consecutively in the queue .Let m be the number of ways in which 5 boys and and 5 girls can stand in a queue in such that a way that exactly four girls stand consecutively in the queue.Then the value of

is

6
8
5
2

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