A) 2
B) 3
C) 4
D) 5
Correct Answer: B
Solution :
Suppose number of sons = x and number of daughters = v Then, \[y-1=x\] y=x+1 and \[2\,\,(x-1)=y\] \[2x-2=y\] On solving eqns. (1) and (2), then \[x=3\]You need to login to perform this action.
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