Eight persons P, Q, R, S, T, U, V and W sit in a linear row. All of them face towards north. P sits third from one of the ends. Only two persons sit between P and S. S sits second to the left of W. Only four persons sit between V and T. Q sits to the left of T. R sits third to the left of U. Who among the following sits third to the left of T?

Solution

P sits third from one of the ends. Only two persons sit between P and S. S sits second to the left of W. There will be two cases: ____   ____  P____   ____  S ___  W   ……… (I) ____   ____  S ____   W  P ____  ____ ……..(II) Only four persons sit between V and T. Q sits to the left of T. R sits third to the left of U. R   V  P    U    Q    S  T  W  ……… (I) R   V   S   U   W  P  T  ____ ……..(II) Case 2 will get discarded as  Q sits to the left of T. Final arrangement: R         V         P         U         Q         S         T          W