A boat goes 50 km in upstream in 5 hours and takes 3 hours to complete a distance of 18 km in downstream. Find the speed of boat in still water.

Statements : P > Q < R = U ≤ V = S ≤ W ≥ X > I

Conclusions :

I. Q ≥ V

II. R ≤ W

Statements: 2 < 4 = 8 ≤ 6; 4 ≥ 9 = 7 ≥ 10

Conclusions: I. 6 > 10 II. 6 = 10

Statement: A > B = E < F > H; I ≤ D < C; H > G > C

Conclusions:

I. F > I

II. I < G

III. B < G

Statements:

M < N < K ≥ R > S; Y < B < P ≤ N

Conclusions:

I).  S > B

II).  Y < K

Statement: T > U = V < W > X; Y ≤ H < S; X > Z > S

Conclusions:

I. W > Y

II. Y < Z

III. U < Z

Statements: S ≥ U < N = A; D > U ≥ C

Conclusions: I. A > D II. C < A

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

Conclusions: I. Q # W II. R & L

Statements: E > F = G; H < I = F; J > I 

Conclusions: I) J > G 

II) E < J 

III) H > E

Statements:

E = F > Q = A > B; J < Z ≤ A

Conclusions:

I. Q > Z

II. B ˃ J