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The reagent (s) used for softening the temporary hardness of water is (are)
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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 5 girls can stand in a queue in such a way that exactly four girls stand consecutively in the queue. Then the value of m/n is
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| Question Text | The reagent (s) used for softening the temporary hardness of water is (are) |
