If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?

What is full of holes but still holds water?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

What has one letter and starts with an E?

In a kingdom, King George did not allow any citizen to visit the world outside. Also, only a person with proper paperwork was allowed to enter or he was sent back. A wooden bridge was what connected the kingdom to the world. The king had appointed a sharpshooter who would check the every five minutes on the bridge to check. After checking, he would go back to his hut and return exactly after five minutes again. The bridge took 9 minutes to cross.

A merchant was able to escape the kingdom without harming the shooter. How?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?