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in JEE by kratos

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

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+4 votes
by kratos
 
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