Lesson 5 of 5 · Person-attribute grid (3-4 variables)
Truth liar
Matrix / Distribution Puzzles · for IPMAT Indore, IPMAT Rohtak and JIPMAT
Worked examples
Example 5Typical
David: "I study in C2. Eve doesn't study in C1. Froger doesn't study in C3." One kid always tells the truth, one always lies, one alternates. If David is the truth-teller, where is Eve?
Solution: C3. Eve is not in C1 or C2; Froger then has C1 and all his statements are false.
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