Directions : In a family, there are 3 generations and eight members. G is grandmother of X and K. C is wife of F, who is father of two children. A is son-in-law of C and M is husband of K, who is sister-in-law of A, who is husband of grandchild of N. A and M has no siblings. For every person, either both or none of the parents are alive.
How many couples are there in the family?
1.One
2.None
3.Two
4.Three
5.Four
Correct Answer : 5
Solution :
C is wife of F
F has two children
A is son-in-law of C so, A is C's daughter's husband
K is sister-in-law of A, so K is A's wife's sister i.e. daughter of C and F
M is husband of K
G is grandmother of X and K
So, X must be wife of A
A is husband of grandchild of N
So, N is husband of G
Final arrangement is,
Four couples are there
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