RBI Grade B Officers 2011 feb Paper

Q is mother of P and R.
R is sister of P.
V is son of R and T.
R is mother of V and W.
T is father of V and W.
Y is mother-in-law of R.
Q is mother-in-law of T.

(2) If R has one son and twodaughters, then W is the daughterof R.