1 Answers
Option 3 : X
Seven students: A, G, N, P, R, S and X
1) Three people are sitting between X and P from the right of X, while four people are sitting between X and N from the left of X
[ alt="Circular Shweta Kansal 13May20 10Q Archana Reviewed HinRev Manoj archana D17" src="//storage.googleapis.com/tb-img/production/20/05/Circular_Shweta_Kansal_13May20_10Q_Archana_Reviewed_HinRev_Manoj_archana_D17.PNG">
2) G is the immediate neighbour of P and S.
[ alt="Circular Shweta Kansal 13May20 10Q Archana Reviewed HinRev Manoj archana D18" src="//storage.googleapis.com/tb-img/production/20/05/Circular_Shweta_Kansal_13May20_10Q_Archana_Reviewed_HinRev_Manoj_archana_D18.PNG">
3) A is sitting adjacent to P and N
R will occupy the remaining position
Thus, the final arrangement is:
[ alt="Circular Shweta Kansal 13May20 10Q Archana Reviewed HinRev Manoj archana D19" src="//storage.googleapis.com/tb-img/production/20/05/Circular_Shweta_Kansal_13May20_10Q_Archana_Reviewed_HinRev_Manoj_archana_D19.PNG">
Hence, X is sitting to the immediate left of R