Logic
# Logic Warmups

Suppose I make the claim:

\[ \color{purple} { \text{If it's raining, I have my umbrella.} } \]

If I am **lying**, which of these must be the case?

You are in a dungeon and come across three doors; one contains a treasure, and the other two lead to bottomless pits.

The doors have signs. You know the door that leads to treasure has a sign that is **false** and the other signs are **true**.

Which door should you take to get the treasure? (**Remember, the sign on the door that leads to treasure is false.**)

Leonardo, Steve and Jerry are three woodland creatures. One of them is a lion that always tells the truth, one of them is a snake that always lies, and one of them is a jackal that either tells the truth or a lie. How many of them can make the following statement?

"I am a snake."

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