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Q. Six persons A,B,C,D,E &F went to soldier cinema. There are six consecutive seats. A sits
in the first seat followed by B, followed by C and so on. If A taken on of the six seats, then B
should sit adjacent to A. C should sit adjacent to A or B. D should sit adjacent to A, B or C
and so on. How many possibilities are there ?
Read Solution (Total 8)
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- 2 POSSIBLITIES
abcdef or fedcba - 10 years agoHelpfull: Yes(8) No(2)
- 2^(N-1) SO 2^(6-1)=2^5=32
- 9 years agoHelpfull: Yes(3) No(0)
- plz explain tthe solution....
- 9 years agoHelpfull: Yes(1) No(0)
- ab ba -2 possibilities
abc cab cba bac -2*2 =4 possiblities
abcd dabc cabd dcab cbad dcba bacd dbac -4*2=8 possibilities
adding for e -8*2 = 16 possibilities
adding for f -16*2 =32 possibilities
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- 7 years agoHelpfull: Yes(1) No(0)
- abcdef all are followed by a
- 10 years agoHelpfull: Yes(0) No(3)
- 36 possiblities
- 10 years agoHelpfull: Yes(0) No(3)
- 32 possibilities
- 10 years agoHelpfull: Yes(0) No(0)
- 32 possibilities is the right answer
- 9 years agoHelpfull: Yes(0) No(1)
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