How are rights and duties described in the relationship

In these questions, relationship between different elements is shown in the statements. The statements are followed by conclusions.

Statements: Q $ W, W % E, E @ K

Conclusions: a) Q $ K      b) W @ K

Statements: E & F, H # I, G $ F, E % D, G @ H

Conclusions:     

I. D $ F                 

Statements: A > B > C, C < D > E, E = F > G

Conclusion:

I. C = G

II. A > F

Statements:

E ≤ A > J ≥ L; Y > J < D

Conclusions:

I. D > L

II. A > L

In which of the following expressions will the expression ‘ Q > B ’ be definitely true?

Statements: K * D, D $ N, N % M, M © W

Statements:

P > Q ≥ M ≤ N; Y ≥ Z ≥ A = P

Conclusion:

I. Y > N

II. N ≥ Y