Some pibs are dais.

All dais are zons.

Some zons are rews.

Some rews are dais.

Therefore, some pibs are definitely rews.

Is the above conclusion true or false?

Riddle AnswerSome pibs are dais.

All dais are zons.

Some zons are rews.

Some rews are dais.

Therefore, some pibs are definitely rews.

Is the above conclusion true or false?

Riddle AnswerFour friends are going to a concert. When they arrive, there are only five seats together left in the theater. The manager will let all four friends in for free if one of them can tell her how many different seating arrangements are possible for four people with five empty seats.

All four are let in free. Could you have given the correct answer?

Riddle AnswerSusie’s and Sally’s last names are Billingsley and Jenkins, but not necessarily in that order. Two of the following statements are false. What is the real name of each person?

- Susie’s last name is Billingsley.
- Susie’s last name is Jenkins.
- Sally’s last name is Jenkins.

What is the minimum number of socks you’d need to take from the drawer in total darkness if it contained 24 blue socks and 20 black socks and you wanted to be assured of a pair of black socks?

Riddle AnswerYou have a glass of water that looks about half full. How can you tell, only using the glass of water itself, if the glass is half full or not? The glass is a right cylinder.

Riddle Answer