A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What does an Island and the letter T have in common?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Can it be possible to build a house that has all its four walls facing towards the South?

A bank customer had $100 in his account. He then made 6 withdrawals. He kept a record of these withdrawals, and the balance remaining in the account, as follows:

Withdrawals Balance left
$50 $50
$25 $25
$10 $15
$8 $7
$5 $2
$2 $0
----- -----
$100 $99

Why are the Totals not tallying?

There are three boxes of different sizes with three cupcakes inside each of the boxes in Christina's kitchen. At night her daughter wakes up and goes to the kitchen. She opens a box and eats all three cakes.

But in the morning Christina finds out that each box still had three cupcakes. How?

Which is faster, Heat or Cold ? Explain.