What two things can you never eat for breakfast?

What has many teeth, but cannot bite?

You know three triplets: Frank John and Wayne (need to return your money). Frank always tells the truth while John and Wayne always lie. You meet one of them on the road and can ask him a three-word question.
Which question, will you ask?

Why do people go to bed?

How can you tell a raw egg from a hard-boiled egg?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

What does this rebus mean?

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