I have teeth but i don't bite. Who Am I ?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

I am quite hot but become too cold if you remove the first two letters. What am I?

During which month do people sleep the least?

Rearrange the letters in "new door" to make one word.

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

what's the probability of getting a king or a queen from a pack of 52 cards?

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?

A Miser man decided to go on a vacation for a month. He goes to the bank and asks for a trip loan of $500. The bank officer asks the man that the loan can only be approved when he mortgage some valuable thing at the bank. Miser man mortgages his only car whose worth was a whopping $80000. The Bank officer laughed at him and approve the loan instantly. After vacation when the miser man returns, the bank officer asked him "Are you an idiot, why is your mortgage such an expensive car for such a short loan?".

Miser man replied with some reason and the bank officer agreed that the miser man is actually not an idiot.

What did miser man reply to the bank loan officer?.

Can you move 2 matchsticks to form four equal sized squares.