Question

Six candidates A,B,C,D,E,F are posing for a photograph,not necessarily in the same order.
The following additional information is available about the seating arrangement.
(1) A is five places to the left of C.
(2)Exactly two pairs of candidates are adjacent to each other, as it appears in the list of english
alphabets, but not necessarily in the same order (EX. AB or BA, CD or DC, etc)
(3)If you consider line of symmetry for the row in question ,then F occupies a position adjacent to this line.
If D occupies a seat adjacent to Fwhich is also adjacent to the line of symmetry, then how many seating
arrangements satisfying the given conditions are possible?
Select one:
a. 4
b. 1
c. 2
. d. 3​

Answer 1

Answer:

4.

A B DF C E

BA DF  EC

A B FD C E

BA  FD  EC

Step-by-step explanation:

        A,          B,         C,        D,       E,      F

choice for A  1,2  = 2

choice for C= 5,6  = 2

Choice for F = 3,4  =2

choice for D , 4,3   =2

choice of E and B

Answer 2

1 ,3 and 4 conditions apply that's why d.3