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

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

What do you answer even though it never asks you questions?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

What is always in front of you but can’t be seen?

In an Art Gallary, When the clock hit 11 am, Artist hung the painting number 30. When it struck 4 pm, he hung painting number 240 and when it struck 7:30 pm, he hung painting number 315.

Can you determine, which painting number will he hang when the time is 9:20 pm?

I am Huge on Sunday and Saturday.
I am small from Tuesday to Thursday.
I do not exist on Monday and Friday.
Who am I?

Take one out and scratch my head, I am now black but once was red. What am I?