If two's company, and three's a crowd, then whats four and five ?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

What does this rebus means ?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

what one word does the below rebus identifies?

Find the missing number in the image below.

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

Which part of London exists in France as well ?

Count the Triangle in the figure given below: