For such type of question a family tree is made in which some symbols are used as below:
mother). Parents are put on top while children are put at the bottom.
Now, adopting and using the above given symbols we can make a family tree and solve the given problem, let us see the family tree :
As per the question Q is the brother of C and C is the sister of Q. Hence, relation between C & Q has been presented as
given that C is the sister of Q and A and C are wife and husband, this becomes clear that A is the male member of the family and this is the reason A has ‘+’ as its gender sign. Lastly, the vertical line gives father and son relationship and has
family tree it becomes clear that C is the mother of R and D and as Q is the brother of C, then Q will definitely be the maternal uncle of R & D. Hence, we can say that Q is the maternal uncle of D and this is the required answer for our question.
