People put me on the table and cut me but do not eat me. What am I?

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?

You stand in front of two doors. A guard stands next to each door. You know the following things: one path leads to paradise, the other leads to death. You cannot distinguish between the two doors. You also know that one of the two guards always tells the truth and the other always lies. You have permission to ask one guard one question to discover which door leads to paradise. What one question would you ask to guarantee you enter the door to paradise?

People make me, save me, change me, raise me. What am I?

Every words stands for unique digit that makes the arithmetic equation true

SEVEN + SEVEN + SIX = TWENTY.

What are the digits ?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Do you know who was buried in John's tomb?

What do you get if you add 2 to 100 four times?

You have two buckets of 11 liters and 6 litres.
How can you measure exactly 8 litres?