How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

There is a family that live in a round house. The two parents go out for a movie and leave a babysitter to watch their son. They come back and the kid was not there. Some one kidnapped him. The maid said she was cleaning in a corner. The cook said he was making pizza. The babysitter said she was getting a board game. Who kidnapped him.

If you were to put a coin into an empty bottle and then insert a cork into the neck, how could you remove the coin without taking out the cork or breaking the bottle?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

Two prisoners Jack and Jill are locked in a cell.
There is open window approx 40 feet above the ground of the cell.
They are never able to reach there.

Then they plan to escape by a tunnel and they start digging out.
After digging for more than 20 days, Jill comes with the different plan and they escaped.

what was the plan ?

What number do you get when you multiply all of the numbers on a telephone's number pad?

This is a picture puzzle. You have to guess the name of the movie that can be related to the picture.

Your job is to measure 45 minutes if you have only two cords and matches to light the cords.

1. The two cords are twisted from various materials, so their different segments can burn at different rates.
2. Each cord burns from end to end in exactly one hour.

Describe your way of measuring the 45 minutes.