What has to be broken before you can use it?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

How many times in a given day, minutes and hour clock comes in a straight line ?

Can you find the key in the picture below?

In the Chess Board picture below white army is arranged. You need to add a black army on the board such that no piece is under any threat.
Note: Army comprised of 1 king, 1 queen, 2 rooks, 2 bishops, 2 knights, and 8 pawns.

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

Can you replace the question mark with the correct number in the below table sequence?

There was a strange boy who was born before his father. How can this be possible?

By using all numbers, i.e. 123456789 and subtraction/addition, operators number 100 can be formed in many ways.
Example: 98 + 7 + 6 - 5 - 4 - 3 + 2 - 1 = 100

But if we add a condition use of the number 32 is a must. Then there are limited solutions.
One of such solution is: 9 - 8 + 76 + 54 - 32 + 1 = 100

Can you tell me any other solution?

A finger goes in me. You fiddle with me when you're bored. The best man always has me first. What am I?