Direction:Read the following instructions carefully and answer the question that follows

Eight persons P, Q, R, S, T, U, V and W are standing in such a way that R is 30 m apart from U towards west. Q is 30 m south with respect to P. P is 50 m towards west with respect to T. S is 50 m towards south with respect to T. U is 15 m apart from V towards north. W is 20 m east with respect to V. U is 40 m towards west with respect to S.