15 12 ? 9 21

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

Conclusions:

I. T < C

II. C > G

III. E < D

Statements: J > K = L ≥ M ≥ Q; N < O ≤ P < Q

Conclusions:

I. Q > N

II. J > O

Statement: L ≥ X ≤ Z > Y ≤ A, Y = B ≥ C 

Conclusion: I. C >A           II. A ≥ C

Statements: B > C= D > F < G = J; H > F > I ≥ E

Conclusions:

I. C > E

II. H < G

III. J = H

Statements: T < Q ≥ L; W < Q ≥ E; E < S

Conclusions:

I. T < S

II. S > Q

III. E < L

Statements: I > L < N ≥ T > H; L > G > P; U ≥ G = O

Conclusion:

I. O ≤ I

II. P < N

III. I > U

In which of the following expressions will the expression ‘D < F’ does not hold true?

Statements:  B > K < Y, E > C ≥ O = Y

Conclusions:

I. C > B

II. E ≤ Y

III. E > K

IV. O ≥ K

Statements: H ≥ I < J ≥ K > L ≥ M

Conclusions:

I. L < J

II. M ≤ J

III. K ≥ J

IV. I = K