An island consists of four kinds of people: Tetas, Jekas, Frekas and Hekas. The following information is known:
Every Heka is either a Teta or a Jeka, but not both
All Frekas are Jekas
No Frekas are Tetas
Consider the following statements:
1. No Tetas are Jekas
2. Some Hekas are Frekas
Which of these statements are necessarily true based only on the information above?
Answers: 1
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An island consists of four kinds of people: Tetas, Jekas, Frekas and Hekas. The following informatio...
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