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bhargav

· started a discussion

· 1 Months ago

wrong answer selected (Question: 99259.4 )

If C is opposite to G, then A is opposite to B

Question:

DIRECTIONS: These questions are based on the following information.


Ten children - A, B, C, D, E, F, G, H, I and J, of whom five are girls and the rest of them are boys, are sitting around a circular table such that no two girls are sifting together. We know the following additional information.


(i)   A is four places away to the left of J

(ii)  B and H are adjacent to E, a girl, who is opposite I

(iii) G is to the immediate left of D.

(iv) C is two places away from B.

If C and G are opposite each other, then who is opposite B?
Options:
A) F
B) D
C) J
D) A
E) Can’t be determined
Solution:
The following is the arrangement subjected to the given conditions in the data


From (i) we can get that A and J are of the same gender.

From (ii), B, H and I are boys and E is a girl.,

From (iii), one of G and D is a girl and the other is a boy.

∴ A and J are girls.

From (iv), C is a boy

∴ F is a girl.

From (ii) and (iv) we have two possibilities.

(a)

 

(b)


The following are to sub cases. In each of the above case when all the given constraints are applied.

(a1)


(a2)


(a3)


(b1)


(b2)


(b3)



C and G are opposite each other in case (b2), A is opposite to B.

bhargav

· commented

· 1 Months ago

is this right "A opposite to B"
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