Supersonic plane fly with the speed -

Statement:  P ≤ W < O = D ≥ G > T

Conclusions:

I.  P ≤ T

II. W < D

Statement: X≤Y<W =Z ≤U<S;S>T ≥V

I. Z≥T

II. Z > X

Statements : C © S * R, U % R $ Z 

Conclusions : 

I. Z $ C 

II. U % S 

III. U © C

Statements: N = Q < X ≤ L, L > T = G ≥ E

Conclusions:

I. L ≥ Q

II. G > X

III. L > N

Statements: U > H ≥ W; S > T ≥ B; S < H; C ≤ D = U

Conclusions:

I. D > B

II. T < U

III. W ≤ D

Statements: B < C ≥ D; T < G ≥ E; E < C

Conclusions:

I. T < C

II. C > G

III. E < D

Statements: P # Q @ R & S $ T # W % I, K $ S @ L

Conclusions: I. K # I II. P & T

Statements : Z < S < W < D; E ≤ C ≤ Y < D; U < T < S ≤ V

Conclusions :

I. V > Z

II. C < U

III. V > E