Easy Riddles and Answers

Question: Until I am measured, I am not known. Yet how you miss me, When I have flown What am I?

Question: I am very strong and tough but can be broken in some ways. What am I?

Question: What sound do porcupines make when they kiss?

Question: Would you rather enter a pool with a man eating shark, or a pool with ten electric eels?

Question: There are 100 passengers boarding a 100 passenger airplane. When passenger 1 gets onto the plane, he is dissoriented, so he randomly picks a seat. Each of the remaining passengers (2, 3, 4, etc.) get onto the plane and take their seat if it is available or picks one of the remaining seats at random if it is not.

What is the chance that the last passenger (passenger 100) will get his seat?