Each question contains six statements followed by four sets of combinations of
three. Choose the set in which the statements are logically related. A. Some well-dressed people are sociable.
B. All sociable people are well-dressed.
C. Some well-dressed people are dull.
D. No dull person is well-dressed.
E. Some sociable people are dull.
F. Some dull ones are well-dressed.
Show Hint
Venn diagrams are a quick way to test partial overlaps and avoid invalid assumptions.
From B, “All sociable people are well-dressed”, and C, “Some well-dressed people are dull”, we can also infer E, “Some sociable people are dull”, if some sociable fall into that dull subset.