It is mating of pure bred males of a established breed with nondescript females successively over several generations to produce a progeny that resembles and performs similar to the pure breed.

Statements:Q ≥ R,R < S,S < T

Conclusions: I. T > R II. Q ≥ T

Statement: E < F ≤ G = H, I ≥ G ≤ J ≤ K

Conclusion: I. K > E                          II. H > K

Statements:

M > N = W; J < P = N; Y > P

Conclusions:

I. Y > W

II. M < Y

III. J > M

Statements: Q > R ≥ V = U ≤ W > S = T ≤ X

Conclusion

I: X ≤ V

II: X > V

Statements: M ≤ N; O < R; O = N; S ≥ Q; N > S

Conclusions:

(i) Q < M

(ii) N ≥ Q

(iii) M > R

Statements: J ≤ K = L ≤ N; N ≤ O = M

Conclusions: I. M = J                        II. J < M

Statements:  T # L # C $ X & Y % E % F

Conclusions:

I. Y @ F

II. Y & F

III. Y & C

Statements: V = W ≤ X > R ≥ O; C < O; F = X

Conclusion: I. F > R II. X > C

Statements:       A % B & Z % B; B # C & E; E @ P # D