Puzzle Test Reasoning

Given below is a question followed by two statements I and II. Read both the statements carefully to decide which one of them is sufficient to answer the question. Six people - K, M, N, P, Q and R are sitting around a circular table facing the centre. Who sits to the immediate right of K?

(I) K sits third to the left of M. Only one person sits between K and N. R sits to the immediate left of N.
 (II) K sits second to the right of Q. Only two people sit between K and M. P sits second to the left of R.

There are five persons A, B, C, D, E standing on six steps numbered 1, 2, 3, 4, 5 and 6 from the bottom. At most one person is standing on each step. The step number, on which A is standing, is two less than that of C. Step number on which B is standing is one more than that of D. 

If A is standing on Step 1 and B is not standing on Step 6, which of the following is true? 

In this question, a question is followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statement/s are sufficient to answer the question. Read both statements and choose your answer carefully.
Question: P, Q, R, S, T, U and V are 7 people standing in a row all facing North (not necessarily in the same order). Who is standing second to the right of T?

Statements:
 (I) U is standing 3rd from the right end and 2nd to the left of R.
 (II) Q is standing to the immediate right of T. Q is standing 2nd to the left of P.

A question is given, followed by two statements numbered (I) and (II). You have to decide whether the data provided in the statements is sufficient to answer the question. Read both the statements and select the appropriate answer.
Question: Four people, A, B, C and D, are sitting in a straight line, facing south. Who is sitting at the right end? Statements:
 (I) Only two people sit between B and D; A sits to the immediate left of B.
 (II) Only one person sits between B and C; A sits to the immediate right of C.

Given below is a question followed by two statements I and II. Read both statements carefully to decide which one of them is sufficient to answer the question Six people - K, M, N, P, Q and R are sitting around a circular table facing the centre. Who sits second to the left of P?
 (I) K sits to the immediate right of P. Only two people sit between P and Q. R sits second to the right of M.
 (II) Only two people sit between N and M. Q is an immediate neighbour of M. Only one person sits between Q and K.