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Recent questions tagged permutations-and-combinations
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GATE ECE 2019 | GA Question: 4
Five different books $(P, Q, R, S, T)$ are to be arranged on a shelf. The books $R$ and $S$ are to be arranged first and second, respectively from the right side of the shelf. The number of different orders in which $P, Q$ and $T$ may be arranged is ______. $2$ $6$ $12$ $120$
Arjun
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Quantitative Aptitude
Feb 12, 2019
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Arjun
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gate2019-ec
numerical-ability
permutations-and-combinations
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