Question
Fact 1: Eyeglass frames cost between $35
and $350.Fact 2: Some eyeglass frames are made of
titanium.Fact 3: Some eyeglass frames are made of
plastic.If the first three statements are facts, which of
the following statements must also be a fact?I. Titanium eyeglass frames cost more than
plastic frames.II. Expensive eyeglass frames last longer
than cheap frames.III. Only a few eyeglass frames cost less
than $35.
and $350.Fact 2: Some eyeglass frames are made of
titanium.Fact 3: Some eyeglass frames are made of
plastic.If the first three statements are facts, which of
the following statements must also be a fact?I. Titanium eyeglass frames cost more than
plastic frames.II. Expensive eyeglass frames last longer
than cheap frames.III. Only a few eyeglass frames cost less
than $35.
Answer: Option D
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There is no information in the facts to support statements I or II. Statement III is clearly wrong because, according to Fact 1, no frames cost less than $35.
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