Seven different books are to be arranged in a rack. Two books
are related to philosophy. Two books are related to history.
Two books are related to medicine. One book is related to
computer.
(i)The two medical books should be placed together.
(ii)The two history related books should not be placed together.
(iii) Computer book cannot be next to a philosophy book.
(iv) The third book should be a philosophy book.
A. If the second book is a medical book, then list all the position
where the computer book can be placed.

• 5,6,7
  medical =m
  history=h
  computer=c
  philosopy=p
  senond book is m
  according to 1 st condition (m m)
  condition 4 third book is p so (m m p)
  then the position of the p the c changes
  1= m m p p h c h
  2= m m p h c h p
  3- m m p h p h c
• 7 years agoHelpfull: Yes(4) No(1)
• C can be in 5th,6th,7th Position, if we can arrange them in this respective way: (M,M,P,H,C,H,P) ;(M,M,P,P,H,C,H) ; (M,M,P,H,P,H,C) .
• 7 years agoHelpfull: Yes(2) No(0)
• computer book can be placed at 5th 6th or 7th position
• 7 years agoHelpfull: Yes(1) No(0)
• computer book can be placed at 5th or 7th position
• 7 years agoHelpfull: Yes(0) No(1)
• The two medical books should be placed together,,If the second book is a medical book, then keep 1 and 2 for medical books
  3 and 4 philosophy books
  5 History
  6 computer
  7 history
• 7 years agoHelpfull: Yes(0) No(0)
• 5thor between two history books
• 6 years agoHelpfull: Yes(0) No(0)
• medical =m
  history=h
  computer=c
  philosophy=p
  
  1= m m p p h c h
  2= m m p h c h p
  3- m m p h p h c
• 5 years agoHelpfull: Yes(0) No(0)
• MMPHCHP
  M-Medical book
  P- Philosophy book
  H- History book
  C- Computer book
  1. two medical books should be placed together is satisfied
  2. history books are should not be placed together s satisfied
  3.computer book cannot be next to philosophy satisfied
  4. 3 rd book must be philosophy and second book medical satisfied
• 5 years agoHelpfull: Yes(0) No(0)
• medical-m
  history-h
  philosophy-p
  computer-c
  As per the question the ways possible for arranging the books are
  m m p h c h p
  m m p p h c h
  m m p h p h c
  so there are 3 ways to arrange the computer books in positions 5,6,7
• 5 years agoHelpfull: Yes(0) No(0)
• 5,6,7
  Explanation : the result is m1,m2,p1,h1,c,h2,p2
  m1,m2,p1,h1,p2,c,h2
  m1,m2,p1,h1,p2,h2,c
• 5 years agoHelpfull: Yes(0) No(0)
• medical, medical, philosophy,history,computer,history,philosophy
• 5 years agoHelpfull: Yes(0) No(0)
• first place the one history book next place two philosophy books place two medicine books next to philosophy books next place history book and place computer book next to the history book
• 5 years agoHelpfull: Yes(0) No(0)
• computer book can be placed either 5th or 6th or 7th position like (m,m,p,h,c,h,p) , (m,m,p,p,h,c,h) and (m,m,p,h,p,h,c).
• 2 years agoHelpfull: Yes(0) No(0)
• M M P H C H P
• 1 year agoHelpfull: Yes(0) No(0)
• philosopy books -P
  history books -H
  medicine books-M
  computer books - C
  the order can be
  MMPPHHC
  MMHHPPC
  MMCPPHH
• 2 Months agoHelpfull: Yes(0) No(0)