Question:
Based on the premise "If you are saving up for a special meal, or just economizing, fill up on traditional potajes, thick soups full of vegetables, in unpretentious restaurants with one fork or none.", can we conclude that "Potajes are traditional because they are so cheap to make."?
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Answer:
it is not possible to tell

Question:
Based on the premise "His father was one of the steel kings of America, explained the secretary, whose business it was to know everything.", can we conclude that "His father had a business to know everything as an American steel king."?
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Answer:
yes

Question:
Based on the premise "and so that really cuts into your backyard space and", can we conclude that "The dihydrogen really cuts into your backyard space"?
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Answer:
it is not possible to tell