In a class there are seven students (including boys and girls) A, B, C, D, E, F and G. They sit on three benches I, II and III. Such that at least two students on each bench and at least one girl on each bench. C who is a girl student, does not sit with A, E and D. F the boy student sits with only B. A sits on the bench I with his best friends. G sits on the bench III. E is the brother of C.
How many girls are there out of these 7 students ?

A. 3 B. 3 or 4
C. 4 D. Data inadequate

• BENCH GIRL BOY
  1 D A,E
  2 B F
  3 C G
• 9 years agoHelpfull: Yes(1) No(0)
• answer is B
  because
  there siting arrangement is like
  1 A D E where E is a boy
  2 F B where B is a girl as F is boy
  3 C G where C is girl
  so there girls are can be C,B,D or C,B,A or C,B,A,D so no of girls is either 3 or 4
  
• 8 years agoHelpfull: Yes(1) No(0)
• data inadequate
  
• 9 years agoHelpfull: Yes(0) No(0)
• AED
  BF
  GC.......but...nothing could said abt g n d...means they are gals or boys
• 8 years agoHelpfull: Yes(0) No(0)
• Data is not suffice to find all the girls and boys, but C, B are girls and F,E are boys.
  1- ADR
  2-B
  3-CG
• 8 years agoHelpfull: Yes(0) No(0)
• 1.ADE(A-boy,D-Either girl or boy,F-boy)
  2.BF(Girl,Boy)
  3.GC(G-girl,C-girl)
  if i take D as girl then ther are 3 or 4 girls
  ANS.B
• 8 years agoHelpfull: Yes(0) No(0)