When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

John was piloting a plane behind a car but was never able to overtake it. Why?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

Solve the following series:
AZ, GT, MN, __, YB

I have a head like a cat and feet like a cat, but I am not a cat. What am I?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Katniss and Peeta are liars. They both lie on some specific days.

Katniss lies on Fridays, Saturdays and Sundays. She speaks the truth on all other days.

Peeta lies on Tuesdays, Wednesdays and Thursdays. He speaks the truth on all other days.

Can you tell that one day of the week when both of them will say "Tomorrow, I will lie."?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

John was drowned by he was not wet. How?