Riddle: What's 3/7 chicken, 2/3 cat, and 2/4 goat?
Answer: Chicago. The first three words out of seven of chicken are CHI, the first two words out of 3 of cat are CA, and the first two words out of goat are GO. Therefore making, (CHI)(CA)(GO).
Riddle: I am known everywhere as a criminal, yet I have never done anything illegal. I always have an inside angle on you, and there are two of me for every one of you. What am I?
Answer: I am... the crook of an elbow! The crook is called a crook (obviously), and as your arms are on the side of your body, the insides of your elbows most nearly always have an inside angle on you; it's not psychological at all! And for every arm is an elbow, so two elbows means two crooks of an elbow per person.
Riddle: I am a being with many faces. My first is peaceful and calm, but can kill you. My second is strong enough to smash ships but still fears the sun. My third flies when it's born and runs when it's dead. My fourth goes away and never returns. What am I?
Riddle: This number added to it's square, and the digits of that summation added together, bring it back to itself. What is it?
Answer: 3. 3 squared is 9. 3+9=12. Take the two digits of the summation and add them; 1+2=3. In short; 3-9-12-3. This can also work with the number 0 and 9.